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- /*
- * Copyright (c) 2009 Openmoko Inc.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
- #ifndef GUILIB_H
- #define GUILIB_H
- /* to be provided by the hardware implementation */
- extern unsigned char *framebuffer;
- extern void fb_refresh();
- unsigned int guilib_framebuffer_width(void);
- unsigned int guilib_framebuffer_height(void);
- unsigned int guilib_framebuffer_size(void);
- /* implemented by guilib */
- void guilib_init(void);
- /* generic pixel value accessors
- * the get method is only needed by the simulators */
- void guilib_set_pixel(int x, int y, int v);
- int guilib_get_pixel(int x, int y);
- void guilib_invert(int start, int lines);
- void guilib_invert_area(unsigned int start_x, unsigned int start_y, unsigned int end_x, unsigned int end_y);
- void guilib_clear(void);
- void guilib_clear_area(unsigned int start_x, unsigned int start_y, unsigned int end_x, unsigned int end_y);
- /* functions for graphics context management */
- void guilib_fb_lock(void);
- void guilib_fb_unlock(void);
- struct guilib_image {
- unsigned int width;
- unsigned int height;
- char data[];
- };
- void guilib_blit_image(const struct guilib_image *img, int x, int y);
- #endif /* GUILIB_H */
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