VirtLCD:在Windows上调试各种嵌入式GUI的工具SDK

/****************************************************************************** * LCD 驱动 ******************************************************************************/ #include "virtlcd.h" #pragma comment(lib, "virtlcd.lib") #define LCD_FILENAME "virtlcd.exe" #define LCD_WIDTH 640 #define LCD_HEIGHT 480 #define LCD_BPP 32 //定义像素类型 typedef unsigned long PIXEL; //帧缓存指针 static PIXEL *m_pFrameBuffer; //计算在X,Y坐标的帧缓存指针 #define GET_OFFSET(x, y) ( LCD_WIDTH * ( LCD_HEIGHT - (y) - 1) ) + (x) ) #define GET_FRAMEBUFFER(x, y) ( m_pFrameBuffer + GET_OFFSET(x, y) ) //响应鼠标事件 static void on_mouse_input(int event, int x, int y) { } //响应键盘事件 static void on_keybd_input(int event, int key) { } //初始化LCD int LCD_Init(void) { int ret; ret = VirtLCD_Init(LCD_FILENAME, LCD_WIDTH, LCD_HEIGHT, LCD_BPP); if(!ret) { return 0; } m_pFrameBuffer = VirtLCD_GetFrameBuffer(); VirtLCD_SetMouseProc(on_mouse_input); VirtLCD_SetKeybdProc(on_keybd_input); return 1; } //画点 void LCD_DrawPoint(int x, int y, PIXEL color) { PIXEL *mem; mem = GET_FRAMEBUFFER(x, y); *mem = color; } //画水平直线 void LCD_DrawHLine(int x1, int y1, int x2, PIXEL color) { PIXEL *mem; mem = GET_FRAMEBUFFER(x1, y1); for(; x1 < x2; x1++) { *mem++ = color; } } //画垂直直线 void LCD_DrawVLine(int x1, int y1, int y2, PIXEL color) { PIXEL *mem; mem = GET_FRAMEBUFFER(x1, y1); for(; y1 < y2; y1++) { *mem = color; mem -= LCD_WIDTH; } }