76 lines
2.7 KiB
C++

#ifndef _GAL_H_
#define _GAL_H_
struct FRAME_LAYER
{
void* fb;
c_rect rect;
};
typedef enum
{
Z_ORDER_LEVEL_0,//view/wave/page
Z_ORDER_LEVEL_1,//dialog
Z_ORDER_LEVEL_2,//editbox/spinbox/listbox/keyboard
Z_ORDER_LEVEL_MAX
}Z_ORDER_LEVEL;
typedef struct struct_color_rect COLOR_RECT;
class c_display;
class c_surface {
friend class c_display;
public:
virtual void draw_pixel(int x, int y, unsigned int rgb, unsigned int z_order);
virtual void fill_rect(int x0, int y0, int x1, int y1, unsigned int rgb, unsigned int z_order);
void fill_rect_ex(int l, int t, int r, int b, unsigned int color, const COLOR_RECT* extend_rects, int z_order);
virtual unsigned int get_pixel(int x, int y, unsigned int z_order);
int get_width() { return m_width; }
int get_height() { return m_height; }
void draw_hline(int x0, int x1, int y, unsigned int rgb, unsigned int z_order);
void draw_vline(int x, int y0, int y1, unsigned int rgb, unsigned int z_order);
void draw_line(int x0, int y0, int x1, int y1, unsigned int rgb, unsigned int z_order);
void draw_rect(int x0, int y0, int x1, int y1, unsigned int rgb, unsigned int z_order);
int flush_scrren(int left, int top, int right, int bottom);
bool is_valid(c_rect rect);
bool is_active() { return m_is_active; }
c_display* get_display() { return m_display; }
int set_frame_layer(c_rect& rect, unsigned int z_order);
void set_active(bool flag){m_is_active = flag;}
protected:
virtual void fill_rect_on_fb(int x0, int y0, int x1, int y1, unsigned int rgb);
virtual void set_pixel(int x, int y, unsigned int rgb);
void set_surface(void* wnd_root, Z_ORDER_LEVEL max_z_order);
int copy_layer_pixel_2_fb(int x, int y, unsigned int z_order);
c_surface(c_display* display, unsigned int width, unsigned int height, unsigned int color_bytes);
int m_width; //in pixels
int m_height; //in pixels
int m_color_bytes; //16 bits, 32 bits only
void* m_fb;
struct FRAME_LAYER m_frame_layers[Z_ORDER_LEVEL_MAX];
void* m_usr;
bool m_is_active;
Z_ORDER_LEVEL m_max_zorder;
Z_ORDER_LEVEL m_top_zorder;
void* m_phy_fb;
int* m_phy_write_index;
c_display* m_display;
};
class c_surface_16bits : public c_surface {
friend class c_display;
c_surface_16bits(c_display* display, unsigned int width, unsigned int height, unsigned int color_bytes) :
c_surface(display, width, height, color_bytes) {};
virtual void draw_pixel(int x, int y, unsigned int rgb, unsigned int z_order);
virtual void fill_rect(int x0, int y0, int x1, int y1, unsigned int rgb, unsigned int z_order);
virtual void fill_rect_on_fb(int x0, int y0, int x1, int y1, unsigned int rgb);
virtual unsigned int get_pixel(int x, int y, unsigned int z_order);
protected:
virtual void set_pixel(int x, int y, unsigned int rgb);
};
#endif