Diff: Headers/GFX.h

Revision:

0:085749c8446f

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Headers/GFX.h	Wed Jun 13 15:10:06 2012 +0000
@@ -0,0 +1,143 @@
+#include "DataTypes.h"
+#include "FixedMath.h"
+
+#define _INLINE_GFX_GET_PIXEL
+#define _INLINE_GFX_PUT_PIXEL
+
+
+#ifndef _GFX_H
+#define _GFX_H
+
+
+
+typedef struct 
+{
+    SIGNED_WORD X;
+    SIGNED_WORD Y;    
+} GFXDisplayPoint;
+
+
+typedef struct 
+{
+    BitPlane RenderPlane;
+    WORD SizeX;
+    WORD SizeY;
+    
+} RenderContext;
+
+
+typedef struct 
+{
+    GFXDisplayPoint P1;
+    GFXDisplayPoint P2;    
+} GFXDisplayBox;
+
+
+typedef struct 
+{
+    BYTE FontWidth;
+    BYTE FontHeight;
+    BYTE BytesPerColumn;
+    BYTE *FontBuffer;    
+    BYTE *CharacterWidthTable;
+
+} GFXFont;
+
+typedef struct
+    {
+        SIGNED_WORD X;
+        SIGNED_WORD Y;
+    } GFXRelativePoint;
+
+typedef struct 
+    {
+            GFXDisplayPoint Center;
+            BYTE NumPoints;
+            BYTE DrawMode;
+            GFXRelativePoint *PointList;
+    } GFXListPrimitive;
+
+
+#define GFX_LIST_PRIMITIVE_CONNECTED        0x01
+#define GFX_LIST_PRIMITIVE_DISCONNECTED        0x02
+#define GFX_LIST_PRIMITIVE_CLOSED            0x03
+
+#define GFX_LIST_PRIMITIVE_CONNECTED_YFLIPPED            0x04
+#define GFX_LIST_PRIMITIVE_DISCONNECTED_YFLIPPED        0x05
+#define GFX_LIST_PRIMITIVE_CLOSED_YFLIPPED                0x06
+
+#define BICOLOR_BLACK    0
+#define BICOLOR_RED        0x1    
+#define BICOLOR_GREEN    0x2
+#define BICOLOR_YELLOW    0x3
+
+#define GFX_MAX_STRING_LEN 32
+
+//System/Hardware specific stuff
+void GFX_InitPhysicalScreen();
+void GFX_DumpRenderContextToPhysicalScreen(RenderContext *Image);
+void GFX_Init();
+void GFX_PowerUpScreen();
+void GFX_PowerDownScreen();
+
+//Device indepedent Functions
+void GFX_FullDisplayBufferClear(RenderContext *Image);
+void GFX_PutPixel(RenderContext *Image, SIGNED_WORD x, SIGNED_WORD y);
+void GFX_DrawHline(RenderContext *Image, SIGNED_WORD XStart, SIGNED_WORD XStop, SIGNED_WORD Y);
+void GFX_DrawVline(RenderContext *Image, SIGNED_WORD YStart, SIGNED_WORD YStop, SIGNED_WORD X);
+void GFX_DrawLine(RenderContext *Image, SIGNED_WORD X1,SIGNED_WORD Y1, SIGNED_WORD X2,SIGNED_WORD Y2);
+void GFX_DrawBox(RenderContext *Image, GFXDisplayBox *Box);
+SIGNED_WORD GFX_DrawCharacter(RenderContext *Image, BYTE Character, SIGNED_WORD StartX, SIGNED_WORD StartY, GFXFont *MyFont);
+SIGNED_WORD GFX_GetStringWidth(CHAR * String,GFXFont * MyFont);
+void GFX_DrawString(RenderContext * Image,CHAR * String,SIGNED_WORD StartX, SIGNED_WORD StartY, GFXFont * MyFont);
+void  GFX_printf(RenderContext * Image,SIGNED_WORD StartX, SIGNED_WORD StartY, GFXFont * MyFont, const char *FormatString,...);
+void GFX_DrawCenteredString(RenderContext * Image,CHAR * String,SIGNED_WORD StartX, SIGNED_WORD StartY, GFXFont * MyFont);
+void GFX_DrawListPrimitive(RenderContext * Image,GFXListPrimitive *LP);
+void GFX_DrawScaledListPrimitive(RenderContext * Image,GFXListPrimitive *LP , FIXED_7_8 Scale);
+void GFX_DrawRotatedListPrimitive(RenderContext * Image,GFXListPrimitive *LP , BYTE Angle);
+//void GFX_AddRotatedListPrimitive(RenderContext * Image,GFXListPrimitive *LP , BYTE Angle);
+//void GFX_DrawScaledRotatedListPrimitive(RenderContext * Image,GFXListPrimitive *LP , BYTE Angle,GFXFixed_7_8 Scale);
+
+
+
+#ifdef _INLINE_GFX_GET_PIXEL
+inline BYTE GFX_GetPixel(RenderContext *Image, SIGNED_WORD x, SIGNED_WORD y)
+{
+    BYTE PixelColor = 0;
+    
+    if((x<Image->SizeX) && (y<Image->SizeY) && (x>=0) && (y>=0))
+    {
+        
+        if(BitPlane_Get(&Image->RenderPlane,x,y))
+            PixelColor = TRUE;
+
+    }
+    
+    return PixelColor;
+}
+#else
+    BYTE GFX_GetPixel(RenderContext *Image, SIGNED_WORD x, SIGNED_WORD y);
+#endif
+
+
+extern RenderContext BackBuffer;
+extern GFXFont Font5x7;
+extern GFXFont Font3x5;
+
+
+#define BACK_BUFFER_SIZE_X    (64)
+#define BACK_BUFFER_SIZE_Y  (32)
+
+#define PHYSICAL_DISPLAY_XRES                (BYTE)(64)
+#define PHYSICAL_DISPLAY_YRES                (BYTE)(32)
+#define DISPLAY_X_WIDTH_BYTE                (PHYSICAL_DISPLAY_XRES>>3)
+#define DISPLAY_BUFFER_TOTAL_SIZE             (DISPLAY_X_WIDTH_BYTE*PHYSICAL_DISPLAY_YRES*2)
+#define GREEN_DATA_BUFFER_OFFSET              (DISPLAY_X_WIDTH_BYTE * PHYSICAL_DISPLAY_YRES)
+#define PHYSICAL_DISPLAY_X_WIDTH_IN_BYTES   (PHYSICAL_DISPLAY_XRES>>3)
+#define PHYSICAL_DISPLAY_PLANE_BUFFER_SIZE  (PHYSICAL_DISPLAY_X_WIDTH_IN_BYTES * PHYSICAL_DISPLAY_YRES)
+#define PHYSICAL_DISPLAY_BUFFER_TOTAL_SIZE  (PHYSICAL_DISPLAY_X_WIDTH_IN_BYTES * PHYSICAL_DISPLAY_YRES*2)
+
+
+#endif
+
+