#ifndef _IMGAE_HPP_ #define _IMGAE_HPP_ #include #include "linked.hpp" #include "palette.hpp" #include "system.h" #include "specs.hpp" #define MAX_DIRTY 200 #define Inew(pointer,type); { make_block(sizeof(type)); pointer=new type; } extern char *imerr_messages[]; // correspond to imERRORS #define imREAD_ERROR 1 #define imINCORRECT_FILETYPE 2 #define imFILE_CORRUPTED 3 #define imFILE_NOT_FOUND 4 #define imMEMORY_ERROR 5 #define imNOT_SUPPORTED 6 #define imWRITE_ERROR 7 #define imMAX_ERROR 7 short current_error(); void clear_errors(); void set_error(short x); short last_error(); void make_block(size_t size); void image_init(); void image_uninit(); extern linked_list image_list; typedef struct image_color_t { unsigned short r; unsigned short g; unsigned short b; } image_color; class filter; class dirty_rect : public linked_node { public : short dx1,dy1,dx2,dy2; dirty_rect(short x1, short y1, short x2, short y2) { dx1=x1; dy1=y1; dx2=x2; dy2=y2; if (x2dy1>dy1; } } ; class image_descriptor { short l,h; short clipx1, clipy1, clipx2, clipy2; public : unsigned char keep_dirt, static_mem; // if this flag is set then don't free memory on exit linked_list dirties; void *extended_descriptor; // type depends on current system image_descriptor(short length, short height, int keep_dirties=1, int static_memory=0); short bound_x1(short x1) { return x1clipx2 ? clipx2 : x2; } short bound_y2(short y2) { return y2>clipy2 ? clipy2 : y2; } short x1_clip() { return clipx1; } short y1_clip() { return clipy1; } short x2_clip() { return clipx2; } short y2_clip() { return clipy2; } void dirty_area(short x1, short y1, short x2, short y2) { ;} void clean_area(short x1, short y1, short x2, short y2) { ; } void clear_dirties(); short get_dirty_area(short &x1, short &y1, short &x2, short &y2) { return 0; } void get_clip(short &x1, short &y1, short &x2, short &y2) { x1=clipx1; y1=clipy1; x2=clipx2; y2=clipy2; } void set_clip(short x1, short y1, short x2, short y2) { if (x2=l) clipx2=l-1; else clipx2=x2; if (y2>=h) clipy2=h-1; else clipy2=y2; } void reduce_dirties(); void add_dirty(int x1, int y1, int x2, int y2); void delete_dirty(int x1, int y1, int x2, int y2); void resize(short length, short height) { l=length; h=height; clipx1=0; clipy1=0; clipx2=l-1; clipy2=h-1; } } ; class image : public linked_node { unsigned char *data; short w,h; void make_page(short width, short height, unsigned char *page_buffer); void delete_page(); public : image_descriptor *special; image(spec_entry *e, bFILE *fp); image(bFILE *fp); image(short width, short height, // required unsigned char *page_buffer=NULL, short create_descriptor=0); // 0=no, 1=yes, 2=yes & keep dirties unsigned char pixel (short x, short y); void putpixel (short x, short y, char color); unsigned char *scan_line (short y) { return data+y*w; } unsigned char *next_line (short lasty, unsigned char *last_scan) { return last_scan+w; } long total_pixels (unsigned char background=0); image *copy (); // makes a copy of an image void clear (short color=-1); // -1 is background color void to_24bit (palette &pal); short width () { return (short)w; } short height () { return (short)h; } void scroll (short x1, short y1, short x2, short y2, short xd, short yd); void fill_image (image *screen, short x1, short y1, short x2, short y2, short allign=1); void put_image (image *screen, short x, short y, char transparent=0); void put_part (image *screen, short x, short y, short x1, short y1, short x2, short y2, char transparent=0); void put_part_xrev (image *screen, short x, short y, short x1, short y1, short x2, short y2, char transparent=0); void put_part_masked (image *screen, image *mask, short x, short y, short maskx, short masky, short x1, short y1, short x2, short y2); image *copy_part_dithered (short x1, short y1, short x2, short y2); void bar (short x1, short y1, short x2, short y2, unsigned char color); void xor_bar (short x1, short y1, short x2, short y2, unsigned char color); void wiget_bar (short x1, short y1, short x2, short y2, unsigned char light, unsigned char med, unsigned char dark); void line (short x1, short y1, short x2, short y2, unsigned char color); void rectangle (short x1, short y1, short x2, short y2, unsigned char color); void burn_led (short x, short y, long num, short color, short scale=1); void set_clip (short x1, short y1, short x2, short y2); void get_clip (short &x1,short &y1,short &x2,short &y2); void in_clip (short x1, short y1, short x2, short y2); void dirt_off () { if (special && special->keep_dirt) special->keep_dirt=0; } void dirt_on () { if (special) special->keep_dirt=1; } void add_dirty (int x1, int y1, int x2, int y2) { if (special) special->add_dirty(x1,y1,x2,y2); } void delete_dirty (int x1, int y1, int x2, int y2) { if (special) special->delete_dirty(x1,y1,x2,y2); } void clear_dirties () { if (special) special->clear_dirties(); } void dither (palette *pal); // use a b&w palette! void resize (short new_width, short new_height); void change_size (short new_width, short new_height, unsigned char *page=NULL); void flood_fill (short x, short y, unsigned char color); image *create_smooth (short smoothness=1); // 0 no smoothness void unpack_scanline (short line, char bitsperpixel=1); unsigned char brightest_color (palette *pal); void flip_x (); void flip_y (); void make_color (unsigned char color); unsigned char darkest_color (palette *pal, short noblack=0); ~image(); } ; class image_controller { public : image_controller() { image_init(); } ~image_controller() { image_uninit(); } } ; #endif