Diff: font_new.h

Revision:

1:ecf8078bf531

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/font_new.h	Mon Apr 04 05:32:25 2011 +0000
@@ -0,0 +1,186 @@
+#ifndef    FONT_H
+
+
+
+//#define    TEST
+//#define    SMALL_TEST
+
+
+/***************************************************************************/
+
+extern const unsigned char c14_data_table[];
+extern const unsigned int  c14_offset_table[];
+extern const unsigned char c14_index_table[];
+extern const unsigned char c14_width_table[];
+
+extern const unsigned char c28_data_table[];
+extern const unsigned int  c28_offset_table[];
+extern const unsigned char c28_index_table[];
+extern const unsigned char c28_width_table[];
+
+extern const unsigned char c72_data_table[];
+extern const unsigned int  c72_offset_table[];
+extern const unsigned char c72_index_table[];
+extern const unsigned char c72_width_table[];
+
+extern const unsigned char c78_1_data_table[];
+extern const unsigned int  c78_1_offset_table[];
+extern const unsigned char c78_1_index_table[];
+extern const unsigned char c78_1_width_table[];
+
+typedef struct _font    {
+                            int                    dummy0;
+                            int                    dummy1;
+                            int                    dummy2;
+                            int                    height;
+                            int                    max_width;
+                            int                    space_width;
+                            const unsigned char *data_table;
+                            const unsigned int    *offset_table;
+                            const unsigned char *index_table;
+                            const unsigned char *width_table;
+                        }
+                        font;
+
+
+extern font         Calibri14;
+extern font            Calibri28;
+extern font            Calibri72;
+extern font            Calibri78_1;
+
+
+#ifdef TEST
+    #ifdef SMALL_TEST
+        #define    SC_WIDTH    128
+        #define    SC_HEIGHT   128
+    #else
+        #define    SC_WIDTH    640
+        #define    SC_HEIGHT    480
+    #endif
+#endif
+
+void FontDrawInit( void );
+
+/**    FontDraw_printf
+ *        
+ *        A "printf" function that takes coodinate values as starting point of the string. 
+ *      The coodinate is a point if the left-bottom point of string output area.
+ *
+ *        Drawing parameters should be set by FontDraw_Set... functions before this function call.
+ *      
+ *        param: x left position of the string
+ *        param: y bottom position of the string
+ *      param: format... followings are normal printf arguments
+ */
+void FontDraw_printf( int x, int y, char *format, ... );
+
+
+/**    FontDraw_puts
+ *        
+ *        Similar to "printf" but no format support. It just put a strin on to the screen. 
+ *        This may be bit faster than "FontDraw_printf". 
+ *
+ *        Drawing parameters should be set by FontDraw_Set... functions before this function call.
+ *      
+ *        param: x left position of the string
+ *        param: y bottom position of the string
+ *      param: s string
+ */
+void FontDraw_puts( int x, int y, char *s );
+
+
+/**    FontDrawString
+ *        
+ *        Similar to "FontDraw_puts" but this function takes several parameters to define its propaty. 
+ *        This function will be useful if user want to use other parameter setting temporary. 
+ *      
+ *      param: s string
+ *        param: x left position of the string
+ *        param: y bottom position of the string
+ *        param: f_color color value for string itself
+ *        param: b_color color value for rectangle around the string
+ *        param: font_ptr pointer to the font
+ */
+void FontDrawString( char *s, int xpos, int ypos, int f_color, int b_color, font *font_ptr );
+
+
+/**    FontDrawChar
+ *        
+ *        Similar to "FontDraw_puts" but this function takes several parameters to define its propaty. 
+ *        This function will be useful if user want to use other parameter setting temporary. 
+ *      
+ *      param: c character
+ *        param: x left position of the string
+ *        param: y bottom position of the string
+ *        param: f_color color value for character itself
+ *        param: b_color color value for rectangle around the character
+ *        param: font_ptr pointer to the font
+ *        return: the width of the character (including inter-caracter space if user set)
+ */
+int FontDrawChar( char c, int xpos, int ypos, int f_color, int b_color, font *font_ptr );
+
+/**    FontDrawStringWidth
+ *        
+ *        Returns the string width (span) which will be drawn on the screen. 
+ *        This will be useful like case of aligning the string at center or right. 
+ *        for instance, if the string needed to be aligned to right and of the screen (ex. pixel=480), the code will be...
+ *
+ *        code: 
+ *            x    = 480 - FontDrawStringWidth( "sample string", &Calibri14 );
+ *            FontDrawString( "sample string", x, y, 0x000000, 0xFFFFFF, &Calibri14 );
+ *      
+ *      param: s string
+ *        param: font_ptr pointer to the font
+ *        return: string width (including inter-caracter space if user set)
+ */
+int FontDrawStringWidth( char *s, font *font_ptr );
+
+
+/**    FontDraw_SetFont
+ *        
+ *        Setting the font to draw
+ *        This will affect to following "FontDraw_printf" and "FontDraw_puts" calls
+ *      
+ *        param: f font  (default: Carlibri14)
+ */
+void FontDraw_SetFont( font f );
+
+
+/**    FontDraw_SetInterCharSpace
+ *        
+ *        Setting the inter-character space
+ *        When drawing the string, each caracters can have additional space between those (this will not applied to space caracters)
+ *      
+ *        param: space pixels. no ngative number can be specified (default: 0)
+ */
+void FontDraw_SetInterCharSpace( int space );
+
+
+/**    FontDraw_SetAlphaMode
+ *        
+ *        If the alphamode is enabled,no background will be written. No rectangle around the charators are drawn.
+ *      
+ *        param: mode zero for disable, non-zero for enable (default: disable)
+ */
+void FontDraw_SetAlphaMode( int mode );
+
+
+/**    FontDraw_SetForegroundColor
+ *        
+ *        Settng of the color for character itself.
+ *      
+ *        param: v color (24 bit value) (default: 0x0000FF)
+ */
+void FontDraw_SetForegroundColor( int v );
+
+
+/**    FontDraw_SetBackgroundColor
+ *        
+ *        Settng of the color for rectangle around the charators.
+ *      
+ *        param: v color (24 bit value) (default: 0xFFFFFF)
+ */
+void FontDraw_SetBackgroundColor( int v );
+
+
+#endif