777 lines
		
	
	
		
			30 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			777 lines
		
	
	
		
			30 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /******************************************************************************
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| * | File      	:   GUI_Paint.c
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| * | Author      :   Waveshare electronics
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| * | Function    :	Achieve drawing: draw points, lines, boxes, circles and
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| *                   their size, solid dotted line, solid rectangle hollow
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| *                   rectangle, solid circle hollow circle.
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| * | Info        :
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| *   Achieve display characters: Display a single character, string, number
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| *   Achieve time display: adaptive size display time minutes and seconds
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| *----------------
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| * |	This version:   V3.0
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| * | Date        :   2019-04-18
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| * | Info        :
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| * -----------------------------------------------------------------------------
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| * V3.0(2019-04-18):
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| * 1.Change: 
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| *    Paint_DrawPoint(..., DOT_STYLE DOT_STYLE)
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| * => Paint_DrawPoint(..., DOT_STYLE Dot_Style)
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| *    Paint_DrawLine(..., LINE_STYLE Line_Style, DOT_PIXEL Dot_Pixel)
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| * => Paint_DrawLine(..., DOT_PIXEL Line_width, LINE_STYLE Line_Style)
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| *    Paint_DrawRectangle(..., DRAW_FILL Filled, DOT_PIXEL Dot_Pixel)
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| * => Paint_DrawRectangle(..., DOT_PIXEL Line_width, DRAW_FILL Draw_Fill)
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| *    Paint_DrawCircle(..., DRAW_FILL Draw_Fill, DOT_PIXEL Dot_Pixel)
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| * => Paint_DrawCircle(..., DOT_PIXEL Line_width, DRAW_FILL Draw_Filll)
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| *
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| * -----------------------------------------------------------------------------
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| * V2.0(2018-11-15):
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| * 1.add: Paint_NewImage()
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| *    Create an image's properties
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| * 2.add: Paint_SelectImage()
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| *    Select the picture to be drawn
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| * 3.add: Paint_SetRotate()
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| *    Set the direction of the cache    
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| * 4.add: Paint_RotateImage() 
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| *    Can flip the picture, Support 0-360 degrees, 
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| *    but only 90.180.270 rotation is better
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| * 4.add: Paint_SetMirroring() 
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| *    Can Mirroring the picture, horizontal, vertical, origin
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| * 5.add: Paint_DrawString_CN() 
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| *    Can display Chinese(GB1312)   
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| *
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| * ----------------------------------------------------------------------------- 
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| * V1.0(2018-07-17):
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| *   Create library
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| *
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| * Permission is hereby granted, free of charge, to any person obtaining a copy
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| * of this software and associated documnetation files (the "Software"), to deal
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| * in the Software without restriction, including without limitation the rights
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| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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| * copies of the Software, and to permit persons to  whom the Software is
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| * furished to do so, subject to the following conditions:
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| *
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| * The above copyright notice and this permission notice shall be included in
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| * all copies or substantial portions of the Software.
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| *
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| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| * FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| * LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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| * THE SOFTWARE.
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| *
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| ******************************************************************************/
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| #include "GUI_Paint.h"
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| #include "../Config/Debug.h"
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| #include <stdint.h>
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| #include <stdlib.h>
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| #include <string.h> //memset()
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| #include <math.h>
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| 
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| PAINT Paint;
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| UBYTE isColor = 0;
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| /******************************************************************************
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| function: Create Image
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| parameter:
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|     image   :   Pointer to the image cache
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|     width   :   The width of the picture
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|     Height  :   The height of the picture
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|     Color   :   Whether the picture is inverted
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| ******************************************************************************/
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| void Paint_NewImage(UBYTE *image, UWORD Width, UWORD Height, UWORD Rotate, UWORD Color)
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| {
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|     Paint.Image = NULL;
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|     Paint.Image = image;
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| 
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|     Paint.WidthMemory = Width;
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|     Paint.HeightMemory = Height;
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|     Paint.Color = Color;
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|     Paint.BitsPerPixel = 8;
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|     Paint.GrayScale = pow(2, Paint.BitsPerPixel);
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|     Paint.WidthByte = Width;
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|     Paint.HeightByte = Height;
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|    
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|     Paint.Rotate = Rotate;
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|     Paint.Mirror = MIRROR_NONE;
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|     
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|     if(Rotate == ROTATE_0 || Rotate == ROTATE_180) {
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|         Paint.Width = Width;
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|         Paint.Height = Height;
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|     } else {
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|         Paint.Width = Height;
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|         Paint.Height = Width;
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|     }
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| }
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| 
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| /******************************************************************************
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| function: Select Image
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| parameter:
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|     image : Pointer to the image cache
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| ******************************************************************************/
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| void Paint_SelectImage(UBYTE *image)
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| {
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|     Paint.Image = image;
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| }
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| 
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| /******************************************************************************
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| function: Select Image Rotate
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| parameter:
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|     Rotate : 0,90,180,270
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| ******************************************************************************/
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| void Paint_SetRotate(UWORD Rotate)
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| {
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|     if(Rotate == ROTATE_0 || Rotate == ROTATE_90 || Rotate == ROTATE_180 || Rotate == ROTATE_270) {
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|         Debug("Set image Rotate %d\r\n", Rotate);
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|         Paint.Rotate = Rotate;
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|     } else {
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|         Debug("rotate = 0, 90, 180, 270\r\n");
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|     }
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| }
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| 
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| /******************************************************************************
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| function:	Select Image mirror
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| parameter:
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|     mirror   :Not mirror,Horizontal mirror,Vertical mirror,Origin mirror
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| ******************************************************************************/
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| void Paint_SetMirroring(UBYTE mirror)
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| {
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|     if(mirror == MIRROR_NONE || mirror == MIRROR_HORIZONTAL || 
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|         mirror == MIRROR_VERTICAL || mirror == MIRROR_ORIGIN) {
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|         Debug("mirror image x:%s, y:%s\r\n",(mirror & 0x01)? "mirror":"none", ((mirror >> 1) & 0x01)? "mirror":"none");
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|         Paint.Mirror = mirror;
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|     } else {
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|         Debug("mirror should be MIRROR_NONE, MIRROR_HORIZONTAL, \
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|         MIRROR_VERTICAL or MIRROR_ORIGIN\r\n");
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|     }    
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| }
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| 
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| /******************************************************************************
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| function: Set BitsPerPixel
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| parameter:
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|     Xpoint : At point X
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|     Ypoint : At point Y
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|     Color  : Painted colors
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| ******************************************************************************/
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| void Paint_SetBitsPerPixel(UBYTE bpp)
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| {
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|     if(bpp == 8 || bpp == 4 || bpp == 2 || bpp == 1){
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|             Paint.BitsPerPixel = bpp;
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|             Paint.GrayScale = pow(2, Paint.BitsPerPixel);
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|             Paint.WidthByte = (Paint.WidthMemory * bpp % 8 == 0)? (Paint.WidthMemory * bpp / 8 ) : (Paint.WidthMemory * bpp / 8 + 1);
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|     }
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|     else{
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|         Debug("Set BitsPerPixel Input parameter error\r\n");
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|         Debug("BitsPerPixel Only support: 1 2 4 8 \r\n");
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|     }
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| }
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| 
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| /******************************************************************************
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| function: Draw Pixels
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| parameter:
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|     Xpoint : At point X
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|     Ypoint : At point Y
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|     Color  : Painted colors
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| ******************************************************************************/
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| void Paint_SetPixel(UWORD Xpoint, UWORD Ypoint, UWORD Color)
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| {
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|     if(Xpoint > Paint.Width || Ypoint > Paint.Height){
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|         //Debug("Exceeding display boundaries\r\n");
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|         return;
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|     }      
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|     UWORD X, Y;
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| 
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|     switch(Paint.Rotate) {
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|     case 0:
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|         X = Xpoint;
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|         Y = Ypoint;  
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|         break;
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|     case 90:
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|         X = Paint.WidthMemory - Ypoint - 1;
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|         Y = Xpoint;
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|         break;
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|     case 180:
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|         X = Paint.WidthMemory - Xpoint - 1;
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|         Y = Paint.HeightMemory - Ypoint - 1;
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|         break;
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|     case 270:
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|         X = Ypoint;
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|         Y = Paint.HeightMemory - Xpoint - 1;
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|         break;
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|     default:
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|         return;
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|     }
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|     
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|     switch(Paint.Mirror) {
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|     case MIRROR_NONE:
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|         break;
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|     case MIRROR_HORIZONTAL:
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|         X = Paint.WidthMemory - X - 1;
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|         break;
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|     case MIRROR_VERTICAL:
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|         Y = Paint.HeightMemory - Y - 1;
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|         break;
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|     case MIRROR_ORIGIN:
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|         X = Paint.WidthMemory - X - 1;
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|         Y = Paint.HeightMemory - Y - 1;
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|         break;
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|     default:
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|         return;
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|     }
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| 
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|     if(X > Paint.WidthMemory || Y > Paint.HeightMemory){
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|         Debug("Exceeding display boundaries\r\n");
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|         return;
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|     }
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| 
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|     UDOUBLE Addr = X * (Paint.BitsPerPixel) / 8 + Y * Paint.WidthByte;
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| 
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|     switch( Paint.BitsPerPixel ){
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|         case 8:{
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|             Paint.Image[Addr] = Color & 0xF0;
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|             break;
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|         }
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|         case 4:{
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|             Paint.Image[Addr] &= ~( (0xF0) >> (7 - (X*4+3)%8 ) );
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|             Paint.Image[Addr] |= (Color & 0xF0) >> (7 - (X*4+3)%8 );
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|             break;
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|         }
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|         case 2:{
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|             Paint.Image[Addr] &= ~( (0xC0) >> (7 - (X*2+1)%8 ) );
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|             Paint.Image[Addr] |= (Color & 0xC0) >> (7 - (X*2+1)%8 );
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|             break;
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|         }
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|         case 1:{
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|             Paint.Image[Addr] &= ~( (0x80) >> (7 - X%8) );
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|             Paint.Image[Addr] |= (Color & 0x80) >> (7 - X%8);
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|             break;
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|         }
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|     }
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| }
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| 
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| void Paint_SetColor(UWORD x, UWORD y, UWORD color)
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| {
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| 	UWORD arr_XY[2] = {x, y};
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| 	UBYTE arr_color[9];
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| 	UBYTE offset = x/3%3;
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| 	
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| 	if(x%3 != 1)
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| 		(x%3==0) ? (arr_XY[0]++) : (arr_XY[0]--);
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| 	if((y+2)%3 != 1)
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| 		((y+2)%3==0) ? (arr_XY[1]++) : (arr_XY[1]--);
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| 	arr_XY[1] -= offset;
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| 	
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| 	Paint_GetColor(color, arr_color);
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| 	for(UBYTE i=0; i<3; i++) {
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| 		for(UBYTE j=0; j<3; j++) {
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| 			Paint_SetPixel(arr_XY[0]-1+j, arr_XY[1]-1+i, arr_color[i*3+j]);
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| 		}
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| 	}
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| }
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| 
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| void Paint_GetColor(UWORD color, UBYTE* arr_color)
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| {
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| 	UBYTE* p_color = arr_color;
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| 	UWORD R, G, B;
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| 
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| 	B = (color>>4) & 0xf0;
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| 	G =  color	   & 0xf0;
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| 	R = (color<<4) & 0xf0;
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| 	UBYTE temp[9] = {G, G, G/2, B, B, B/2, R, R, R/2};
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| 	
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| 	for(UBYTE t=0; t<9; t++) {
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| 		p_color[t] = temp[t];
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| 	}
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| }
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| 
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| /******************************************************************************
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| function: Clear the color of the picture
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| parameter:
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|     Color : Painted colors
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| ******************************************************************************/
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| void Paint_Clear(UWORD Color)
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| {
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|     UDOUBLE ImageSize = Paint.WidthByte * Paint.HeightByte;
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|     memset(Paint.Image, Color,  ImageSize);
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| }
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| 
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| /******************************************************************************
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| function: Clear the color of a window
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| parameter:
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|     Xstart : x starting point
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|     Ystart : Y starting point
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|     Xend   : x end point
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|     Yend   : y end point
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|     Color  : Painted colors
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| ******************************************************************************/
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| void Paint_ClearWindows(UWORD Xstart, UWORD Ystart, UWORD Xend, UWORD Yend, UWORD Color)
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| {
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|     for (UWORD Y = Ystart; Y < Yend; Y++) {
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|         for (UWORD X = Xstart; X < Xend; X++) {
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|             Paint_SetPixel(X, Y, Color);
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|         }
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|     }
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| }
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| 
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| /******************************************************************************
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| function: Draw Point(Xpoint, Ypoint) Fill the color
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| parameter:
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|     Xpoint		: The Xpoint coordinate of the point
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|     Ypoint		: The Ypoint coordinate of the point
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|     Color		: Painted color
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|     Dot_Pixel	: point size
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|     Dot_Style	: point Style
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| ******************************************************************************/
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| void Paint_DrawPoint(UWORD Xpoint, UWORD Ypoint, UWORD Color,
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|                      DOT_PIXEL Dot_Pixel, DOT_STYLE Dot_Style)
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| {
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|     if (Xpoint > Paint.Width || Ypoint > Paint.Height) {
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|         Debug("Paint_DrawPoint Input exceeds the normal display range\r\n");
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|         return;
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|     }
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| 
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|     int16_t XDir_Num , YDir_Num;
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|     if (Dot_Style == DOT_FILL_AROUND) {
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|         for (XDir_Num = 0; XDir_Num < 2 * Dot_Pixel - 1; XDir_Num++) {
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|             for (YDir_Num = 0; YDir_Num < 2 * Dot_Pixel - 1; YDir_Num++) {
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|                 if(Xpoint + XDir_Num - Dot_Pixel < 0 || Ypoint + YDir_Num - Dot_Pixel < 0)
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|                     break;
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|                 // Debug("x = %d, y = %d\r\n", Xpoint + XDir_Num - Dot_Pixel, Ypoint + YDir_Num - Dot_Pixel);
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| 				if(isColor)
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| 					Paint_SetColor(Xpoint + XDir_Num - Dot_Pixel, Ypoint + YDir_Num - Dot_Pixel, Color);
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|                 else
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| 					Paint_SetPixel(Xpoint + XDir_Num - Dot_Pixel, Ypoint + YDir_Num - Dot_Pixel, Color);
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|             }
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|         }
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|     } else {
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|         for (XDir_Num = 0; XDir_Num <  Dot_Pixel; XDir_Num++) {
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|             for (YDir_Num = 0; YDir_Num <  Dot_Pixel; YDir_Num++) {
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| 				if(isColor)
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| 					Paint_SetColor(Xpoint + XDir_Num - 1, Ypoint + YDir_Num - 1, Color);
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| 				else
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| 					Paint_SetPixel(Xpoint + XDir_Num - 1, Ypoint + YDir_Num - 1, Color);
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|             }
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|         }
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|     }
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| }
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| 
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| /******************************************************************************
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| function: Draw a line of arbitrary slope
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| parameter:
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|     Xstart :Starting Xpoint point coordinates
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|     Ystart :Starting Xpoint point coordinates
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|     Xend   :End point Xpoint coordinate
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|     Yend   :End point Ypoint coordinate
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|     Color  :The color of the line segment
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|     Line_width : Line width
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|     Line_Style: Solid and dotted lines
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| ******************************************************************************/
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| void Paint_DrawLine(UWORD Xstart, UWORD Ystart, UWORD Xend, UWORD Yend,
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|                     UWORD Color, DOT_PIXEL Line_width, LINE_STYLE Line_Style)
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| {
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|     if (Xstart > Paint.Width || Ystart > Paint.Height ||
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|         Xend > Paint.Width || Yend > Paint.Height) {
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|         Debug("Paint_DrawLine Input exceeds the normal display range\r\n");
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|         return;
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|     }
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| 
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|     UWORD Xpoint = Xstart;
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|     UWORD Ypoint = Ystart;
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|     int dx = (int)Xend - (int)Xstart >= 0 ? Xend - Xstart : Xstart - Xend;
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|     int dy = (int)Yend - (int)Ystart <= 0 ? Yend - Ystart : Ystart - Yend;
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| 
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|     // Increment direction, 1 is positive, -1 is counter;
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|     int XAddway = Xstart < Xend ? 1 : -1;
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|     int YAddway = Ystart < Yend ? 1 : -1;
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| 
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|     //Cumulative error
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|     int Esp = dx + dy;
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|     char Dotted_Len = 0;
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| 
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|     for (;;) {
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|         Dotted_Len++;
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|         //Painted dotted line, 2 point is really virtual
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|         if (Line_Style == LINE_STYLE_DOTTED && Dotted_Len % 3 == 0) {
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|             //Debug("LINE_DOTTED\r\n");
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|             Paint_DrawPoint(Xpoint, Ypoint, IMAGE_BACKGROUND, Line_width, DOT_STYLE_DFT);
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|             Dotted_Len = 0;
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|         } else {
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|             Paint_DrawPoint(Xpoint, Ypoint, Color, Line_width, DOT_STYLE_DFT);
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|         }
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|         if (2 * Esp >= dy) {
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|             if (Xpoint == Xend)
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|                 break;
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|             Esp += dy;
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|             Xpoint += XAddway;
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|         }
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|         if (2 * Esp <= dx) {
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|             if (Ypoint == Yend)
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|                 break;
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|             Esp += dx;
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|             Ypoint += YAddway;
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|         }
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|     }
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| }
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| 
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| /******************************************************************************
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| function: Draw a rectangle
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| parameter:
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|     Xstart :Rectangular  Starting Xpoint point coordinates
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|     Ystart :Rectangular  Starting Xpoint point coordinates
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|     Xend   :Rectangular  End point Xpoint coordinate
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|     Yend   :Rectangular  End point Ypoint coordinate
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|     Color  :The color of the Rectangular segment
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|     Line_width: Line width
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|     Draw_Fill : Whether to fill the inside of the rectangle
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| ******************************************************************************/
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| void Paint_DrawRectangle(UWORD Xstart, UWORD Ystart, UWORD Xend, UWORD Yend,
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|                          UWORD Color, DOT_PIXEL Line_width, DRAW_FILL Draw_Fill)
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| {
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|     if (Xstart > Paint.Width || Ystart > Paint.Height ||
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|         Xend > Paint.Width || Yend > Paint.Height) {
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|         Debug("Input exceeds the normal display range\r\n");
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|         return;
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|     }
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| 
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|     if (Draw_Fill) {
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|         UWORD Ypoint;
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|         for(Ypoint = Ystart; Ypoint < Yend; Ypoint++) {
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|             Paint_DrawLine(Xstart, Ypoint, Xend, Ypoint, Color , Line_width, LINE_STYLE_SOLID);
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|         }
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|     } else {
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|         Paint_DrawLine(Xstart, Ystart, Xend, Ystart, Color, Line_width, LINE_STYLE_SOLID);
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|         Paint_DrawLine(Xstart, Ystart, Xstart, Yend, Color, Line_width, LINE_STYLE_SOLID);
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|         Paint_DrawLine(Xend, Yend, Xend, Ystart, Color, Line_width, LINE_STYLE_SOLID);
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|         Paint_DrawLine(Xend, Yend, Xstart, Yend, Color, Line_width, LINE_STYLE_SOLID);
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|     }
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| }
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| 
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| /******************************************************************************
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| function: Use the 8-point method to draw a circle of the
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|             specified size at the specified position->
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| parameter:
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|     X_Center  :Center X coordinate
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|     Y_Center  :Center Y coordinate
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|     Radius    :circle Radius
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|     Color     :The color of the :circle segment
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|     Line_width: Line width
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|     Draw_Fill : Whether to fill the inside of the Circle
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| ******************************************************************************/
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| void Paint_DrawCircle(UWORD X_Center, UWORD Y_Center, UWORD Radius,
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|                       UWORD Color, DOT_PIXEL Line_width, DRAW_FILL Draw_Fill)
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| {
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|     if (X_Center > Paint.Width || Y_Center >= Paint.Height) {
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|         Debug("Paint_DrawCircle Input exceeds the normal display range\r\n");
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|         return;
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|     }
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| 
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|     //Draw a circle from(0, R) as a starting point
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|     int16_t XCurrent, YCurrent;
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|     XCurrent = 0;
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|     YCurrent = Radius;
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| 
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|     //Cumulative error,judge the next point of the logo
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|     int16_t Esp = 3 - (Radius << 1 );
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| 
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|     int16_t sCountY;
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|     if (Draw_Fill == DRAW_FILL_FULL) {
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|         while (XCurrent <= YCurrent ) { //Realistic circles
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|             for (sCountY = XCurrent; sCountY <= YCurrent; sCountY ++ ) {
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|                 Paint_DrawPoint(X_Center + XCurrent, Y_Center + sCountY, Color, DOT_PIXEL_DFT, DOT_STYLE_DFT);//1
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|                 Paint_DrawPoint(X_Center - XCurrent, Y_Center + sCountY, Color, DOT_PIXEL_DFT, DOT_STYLE_DFT);//2
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|                 Paint_DrawPoint(X_Center - sCountY, Y_Center + XCurrent, Color, DOT_PIXEL_DFT, DOT_STYLE_DFT);//3
 | ||
|                 Paint_DrawPoint(X_Center - sCountY, Y_Center - XCurrent, Color, DOT_PIXEL_DFT, DOT_STYLE_DFT);//4
 | ||
|                 Paint_DrawPoint(X_Center - XCurrent, Y_Center - sCountY, Color, DOT_PIXEL_DFT, DOT_STYLE_DFT);//5
 | ||
|                 Paint_DrawPoint(X_Center + XCurrent, Y_Center - sCountY, Color, DOT_PIXEL_DFT, DOT_STYLE_DFT);//6
 | ||
|                 Paint_DrawPoint(X_Center + sCountY, Y_Center - XCurrent, Color, DOT_PIXEL_DFT, DOT_STYLE_DFT);//7
 | ||
|                 Paint_DrawPoint(X_Center + sCountY, Y_Center + XCurrent, Color, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|             }
 | ||
|             if (Esp < 0 )
 | ||
|                 Esp += 4 * XCurrent + 6;
 | ||
|             else {
 | ||
|                 Esp += 10 + 4 * (XCurrent - YCurrent );
 | ||
|                 YCurrent --;
 | ||
|             }
 | ||
|             XCurrent ++;
 | ||
|         }
 | ||
|     } else { //Draw a hollow circle
 | ||
|         while (XCurrent <= YCurrent ) {
 | ||
|             Paint_DrawPoint(X_Center + XCurrent, Y_Center + YCurrent, Color, Line_width, DOT_STYLE_DFT);//1
 | ||
|             Paint_DrawPoint(X_Center - XCurrent, Y_Center + YCurrent, Color, Line_width, DOT_STYLE_DFT);//2
 | ||
|             Paint_DrawPoint(X_Center - YCurrent, Y_Center + XCurrent, Color, Line_width, DOT_STYLE_DFT);//3
 | ||
|             Paint_DrawPoint(X_Center - YCurrent, Y_Center - XCurrent, Color, Line_width, DOT_STYLE_DFT);//4
 | ||
|             Paint_DrawPoint(X_Center - XCurrent, Y_Center - YCurrent, Color, Line_width, DOT_STYLE_DFT);//5
 | ||
|             Paint_DrawPoint(X_Center + XCurrent, Y_Center - YCurrent, Color, Line_width, DOT_STYLE_DFT);//6
 | ||
|             Paint_DrawPoint(X_Center + YCurrent, Y_Center - XCurrent, Color, Line_width, DOT_STYLE_DFT);//7
 | ||
|             Paint_DrawPoint(X_Center + YCurrent, Y_Center + XCurrent, Color, Line_width, DOT_STYLE_DFT);//0
 | ||
| 
 | ||
|             if (Esp < 0 )
 | ||
|                 Esp += 4 * XCurrent + 6;
 | ||
|             else {
 | ||
|                 Esp += 10 + 4 * (XCurrent - YCurrent );
 | ||
|                 YCurrent --;
 | ||
|             }
 | ||
|             XCurrent ++;
 | ||
|         }
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /******************************************************************************
 | ||
| function: Show English characters
 | ||
| parameter:
 | ||
|     Xpoint           :X coordinate
 | ||
|     Ypoint           :Y coordinate
 | ||
|     Acsii_Char       :To display the English characters
 | ||
|     Font             :A structure pointer that displays a character size
 | ||
|     Color_Foreground : Select the foreground color
 | ||
|     Color_Background : Select the background color
 | ||
| ******************************************************************************/
 | ||
| void Paint_DrawChar(UWORD Xpoint, UWORD Ypoint, const char Acsii_Char,
 | ||
|                     sFONT* Font, UWORD Color_Foreground, UWORD Color_Background)
 | ||
| {
 | ||
|     UWORD Page, Column;
 | ||
| 
 | ||
|     if (Xpoint > Paint.Width || Ypoint > Paint.Height) {
 | ||
|         Debug("Paint_DrawChar Input exceeds the normal display range\r\n");
 | ||
|         return;
 | ||
|     }
 | ||
| 
 | ||
|     uint32_t Char_Offset = (Acsii_Char - ' ') * Font->Height * (Font->Width / 8 + (Font->Width % 8 ? 1 : 0));
 | ||
|     const unsigned char *ptr = &Font->table[Char_Offset];
 | ||
| 
 | ||
|     for (Page = 0; Page < Font->Height; Page ++ ) {
 | ||
|         for (Column = 0; Column < Font->Width; Column ++ ) {
 | ||
| 
 | ||
|             //To determine whether the font background color and screen background color is consistent
 | ||
|             if (FONT_BACKGROUND == Color_Background) { //this process is to speed up the scan
 | ||
|                 if (*ptr & (0x80 >> (Column % 8)))
 | ||
|                     Paint_SetPixel(Xpoint + Column, Ypoint + Page, Color_Foreground);
 | ||
|                     // Paint_DrawPoint(Xpoint + Column, Ypoint + Page, Color_Foreground, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|             } else {
 | ||
|                 if (*ptr & (0x80 >> (Column % 8))) {
 | ||
|                     Paint_SetPixel(Xpoint + Column, Ypoint + Page, Color_Foreground);
 | ||
|                     // Paint_DrawPoint(Xpoint + Column, Ypoint + Page, Color_Foreground, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|                 } else {
 | ||
|                     Paint_SetPixel(Xpoint + Column, Ypoint + Page, Color_Background);
 | ||
|                     // Paint_DrawPoint(Xpoint + Column, Ypoint + Page, Color_Background, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|                 }
 | ||
|             }
 | ||
|             //One pixel is 8 bits
 | ||
|             if (Column % 8 == 7)
 | ||
|                 ptr++;
 | ||
|         }// Write a line
 | ||
|         if (Font->Width % 8 != 0)
 | ||
|             ptr++;
 | ||
|     }// Write all
 | ||
| }
 | ||
| 
 | ||
| /******************************************************************************
 | ||
| function:	Display the string
 | ||
| parameter:
 | ||
|     Xstart           :X coordinate
 | ||
|     Ystart           :Y coordinate
 | ||
|     pString          :The first address of the English string to be displayed
 | ||
|     Font             :A structure pointer that displays a character size
 | ||
|     Color_Foreground : Select the foreground color
 | ||
|     Color_Background : Select the background color
 | ||
| ******************************************************************************/
 | ||
| void Paint_DrawString_EN(UWORD Xstart, UWORD Ystart, const char * pString,
 | ||
|                          sFONT* Font, UWORD Color_Foreground, UWORD Color_Background)
 | ||
| {
 | ||
|     UWORD Xpoint = Xstart;
 | ||
|     UWORD Ypoint = Ystart;
 | ||
| 
 | ||
|     if (Xstart > Paint.Width || Ystart > Paint.Height) {
 | ||
|         Debug("Paint_DrawString_EN Input exceeds the normal display range\r\n");
 | ||
|         return;
 | ||
|     }
 | ||
| 
 | ||
|     while (* pString != '\0') {
 | ||
|         //if X direction filled , reposition to(Xstart,Ypoint),Ypoint is Y direction plus the Height of the character
 | ||
|         if ((Xpoint + Font->Width ) > Paint.Width ) {
 | ||
|             Xpoint = Xstart;
 | ||
|             Ypoint += Font->Height;
 | ||
|         }
 | ||
| 
 | ||
|         // If the Y direction is full, reposition to(Xstart, Ystart)
 | ||
|         if ((Ypoint  + Font->Height ) > Paint.Height ) {
 | ||
|             Xpoint = Xstart;
 | ||
|             Ypoint = Ystart;
 | ||
|         }
 | ||
|         Paint_DrawChar(Xpoint, Ypoint, * pString, Font, Color_Foreground, Color_Background);
 | ||
| 
 | ||
|         //The next character of the address
 | ||
|         pString ++;
 | ||
| 
 | ||
|         //The next word of the abscissa increases the font of the broadband
 | ||
|         Xpoint += Font->Width;
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| 
 | ||
| /******************************************************************************
 | ||
| function: Display the string
 | ||
| parameter:
 | ||
|     Xstart  :X coordinate
 | ||
|     Ystart  :Y coordinate
 | ||
|     pString :The first address of the Chinese string and English
 | ||
|               string to be displayed
 | ||
|     Font    :A structure pointer that displays a character size
 | ||
|     Color_Foreground : Select the foreground color
 | ||
|     Color_Background : Select the background color
 | ||
| ******************************************************************************/
 | ||
| void Paint_DrawString_CN(UWORD Xstart, UWORD Ystart, const char * pString, cFONT* font,
 | ||
|                         UWORD Color_Foreground, UWORD Color_Background)
 | ||
| {
 | ||
|     const char* p_text = pString;
 | ||
|     int x = Xstart, y = Ystart;
 | ||
|     int i, j,Num;
 | ||
| 
 | ||
|     /* Send the string character by character on EPD */
 | ||
|     while (*p_text != 0) {
 | ||
|         if(*p_text <= 0x7F) {  //ASCII < 126
 | ||
|             for(Num = 0; Num < font->size; Num++) {
 | ||
|                 if(*p_text== font->table[Num].index[0]) {
 | ||
|                     const char* ptr = &font->table[Num].matrix[0];
 | ||
| 
 | ||
|                     for (j = 0; j < font->Height; j++) {
 | ||
|                         for (i = 0; i < font->Width; i++) {
 | ||
|                             if (FONT_BACKGROUND == Color_Background) { //this process is to speed up the scan
 | ||
|                                 if (*ptr & (0x80 >> (i % 8))) {
 | ||
|                                     Paint_SetPixel(x + i, y + j, Color_Foreground);
 | ||
|                                     // Paint_DrawPoint(x + i, y + j, Color_Foreground, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|                                 }
 | ||
|                             } else {
 | ||
|                                 if (*ptr & (0x80 >> (i % 8))) {
 | ||
|                                     Paint_SetPixel(x + i, y + j, Color_Foreground);
 | ||
|                                     // Paint_DrawPoint(x + i, y + j, Color_Foreground, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|                                 } else {
 | ||
|                                     Paint_SetPixel(x + i, y + j, Color_Background);
 | ||
|                                     // Paint_DrawPoint(x + i, y + j, Color_Background, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|                                 }
 | ||
|                             }
 | ||
|                             if (i % 8 == 7) {
 | ||
|                                 ptr++;
 | ||
|                             }
 | ||
|                         }
 | ||
|                         if (font->Width % 8 != 0) {
 | ||
|                             ptr++;
 | ||
|                         }
 | ||
|                     }
 | ||
|                     break;
 | ||
|                 }
 | ||
|             }
 | ||
|             /* Point on the next character */
 | ||
|             p_text += 1;
 | ||
|             /* Decrement the column position by 16 */
 | ||
|             x += font->ASCII_Width;
 | ||
|         } else {        //Chinese
 | ||
|             for(Num = 0; Num < font->size; Num++) {
 | ||
|                 if((*p_text== font->table[Num].index[0]) && (*(p_text+1) == font->table[Num].index[1])) {
 | ||
|                     const char* ptr = &font->table[Num].matrix[0];
 | ||
| 
 | ||
|                     for (j = 0; j < font->Height; j++) {
 | ||
|                         for (i = 0; i < font->Width; i++) {
 | ||
|                             if (FONT_BACKGROUND == Color_Background) { //this process is to speed up the scan
 | ||
|                                 if (*ptr & (0x80 >> (i % 8))) {
 | ||
|                                     Paint_SetPixel(x + i, y + j, Color_Foreground);
 | ||
|                                     // Paint_DrawPoint(x + i, y + j, Color_Foreground, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|                                 }
 | ||
|                             } else {
 | ||
|                                 if (*ptr & (0x80 >> (i % 8))) {
 | ||
|                                     Paint_SetPixel(x + i, y + j, Color_Foreground);
 | ||
|                                     // Paint_DrawPoint(x + i, y + j, Color_Foreground, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|                                 } else {
 | ||
|                                     Paint_SetPixel(x + i, y + j, Color_Background);
 | ||
|                                     // Paint_DrawPoint(x + i, y + j, Color_Background, DOT_PIXEL_DFT, DOT_STYLE_DFT);
 | ||
|                                 }
 | ||
|                             }
 | ||
|                             if (i % 8 == 7) {
 | ||
|                                 ptr++;
 | ||
|                             }
 | ||
|                         }
 | ||
|                         if (font->Width % 8 != 0) {
 | ||
|                             ptr++;
 | ||
|                         }
 | ||
|                     }
 | ||
|                     break;
 | ||
|                 }
 | ||
|             }
 | ||
|             /* Point on the next character */
 | ||
|             p_text += 2;
 | ||
|             /* Decrement the column position by 16 */
 | ||
|             x += font->Width;
 | ||
|         }
 | ||
|     }
 | ||
| }
 | ||
| 
 | ||
| /******************************************************************************
 | ||
| function:	Display nummber
 | ||
| parameter:
 | ||
|     Xstart           :X coordinate
 | ||
|     Ystart           : Y coordinate
 | ||
|     Nummber          : The number displayed
 | ||
|     Font             :A structure pointer that displays a character size
 | ||
|     Color_Foreground : Select the foreground color
 | ||
|     Color_Background : Select the background color
 | ||
| ******************************************************************************/
 | ||
| #define  ARRAY_LEN 255
 | ||
| void Paint_DrawNum(UWORD Xpoint, UWORD Ypoint, int32_t Nummber,
 | ||
|                    sFONT* Font, UWORD Color_Foreground, UWORD Color_Background)
 | ||
| {
 | ||
| 
 | ||
|     int16_t Num_Bit = 0, Str_Bit = 0;
 | ||
|     uint8_t Str_Array[ARRAY_LEN] = {0}, Num_Array[ARRAY_LEN] = {0};
 | ||
|     uint8_t *pStr = Str_Array;
 | ||
| 
 | ||
|     if (Xpoint > Paint.Width || Ypoint > Paint.Height) {
 | ||
|         Debug("Paint_DisNum Input exceeds the normal display range\r\n");
 | ||
|         return;
 | ||
|     }
 | ||
| 
 | ||
|     //Converts a number to a string
 | ||
|     while (Nummber) {
 | ||
|         Num_Array[Num_Bit] = Nummber % 10 + '0';
 | ||
|         Num_Bit++;
 | ||
|         Nummber /= 10;
 | ||
|     }
 | ||
| 
 | ||
|     //The string is inverted
 | ||
|     while (Num_Bit > 0) {
 | ||
|         Str_Array[Str_Bit] = Num_Array[Num_Bit - 1];
 | ||
|         Str_Bit ++;
 | ||
|         Num_Bit --;
 | ||
|     }
 | ||
| 
 | ||
|     //show
 | ||
|     Paint_DrawString_EN(Xpoint, Ypoint, (const char*)pStr, Font, Color_Foreground, Color_Background);
 | ||
| }
 | ||
| 
 | ||
| /******************************************************************************
 | ||
| function:	Display time
 | ||
| parameter:
 | ||
|     Xstart           :X coordinate
 | ||
|     Ystart           : Y coordinate
 | ||
|     pTime            : Time-related structures
 | ||
|     Font             :A structure pointer that displays a character size
 | ||
|     Color_Foreground : Select the foreground color
 | ||
|     Color_Background : Select the background color
 | ||
| ******************************************************************************/
 | ||
| void Paint_DrawTime(UWORD Xstart, UWORD Ystart, PAINT_TIME *pTime, sFONT* Font,
 | ||
|                     UWORD Color_Foreground, UWORD Color_Background)
 | ||
| {
 | ||
|     uint8_t value[10] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'};
 | ||
| 
 | ||
|     UWORD Dx = Font->Width;
 | ||
| 
 | ||
|     //Write data into the cache
 | ||
|     Paint_DrawChar(Xstart                           , Ystart, value[pTime->Hour / 10], Font, Color_Foreground, Color_Background);
 | ||
|     Paint_DrawChar(Xstart + Dx                      , Ystart, value[pTime->Hour % 10], Font, Color_Foreground, Color_Background);
 | ||
|     Paint_DrawChar(Xstart + Dx  + Dx / 4 + Dx / 2   , Ystart, ':'                    , Font, Color_Foreground, Color_Background);
 | ||
|     Paint_DrawChar(Xstart + Dx * 2 + Dx / 2         , Ystart, value[pTime->Min / 10] , Font, Color_Foreground, Color_Background);
 | ||
|     Paint_DrawChar(Xstart + Dx * 3 + Dx / 2         , Ystart, value[pTime->Min % 10] , Font, Color_Foreground, Color_Background);
 | ||
|     Paint_DrawChar(Xstart + Dx * 4 + Dx / 2 - Dx / 4, Ystart, ':'                    , Font, Color_Foreground, Color_Background);
 | ||
|     Paint_DrawChar(Xstart + Dx * 5                  , Ystart, value[pTime->Sec / 10] , Font, Color_Foreground, Color_Background);
 | ||
|     Paint_DrawChar(Xstart + Dx * 6                  , Ystart, value[pTime->Sec % 10] , Font, Color_Foreground, Color_Background);
 | ||
| }
 |