lib/readers/image.c

   1 #include "../gfxdevice.h"
   2 #include "../gfxsource.h"
   3 #include "../gfxtools.h"
   4 #include "../log.h"
   5 #include "../mem.h"
   6 #include "../rfxswf.h"
   7 #include "image.h"
   8
   9 typedef struct _image_page_internal
  10 {
  11 } image_page_internal_t;
  12
  13 typedef struct _image_doc_internal
  14 {
  15 } image_doc_internal_t;
  16
  17 void imagepage_destroy(gfxpage_t*image_page)
  18 {
  19     image_page_internal_t*i= (image_page_internal_t*)image_page->internal;
  20     free(image_page->internal);image_page->internal = 0;
  21     free(image_page);image_page=0;
  22 }
  23
  24 void imagepage_render(gfxpage_t*page, gfxdevice_t*output)
  25 {
  26     image_page_internal_t*i = (image_page_internal_t*)page->internal;
  27     image_doc_internal_t*pi = (image_doc_internal_t*)page->parent->internal;
  28 }
  29
  30 void imagepage_rendersection(gfxpage_t*page, gfxdevice_t*output, gfxcoord_t x, gfxcoord_t y, gfxcoord_t _x1, gfxcoord_t _y1, gfxcoord_t _x2, gfxcoord_t _y2)
  31 {
  32     image_doc_internal_t*pi = (image_doc_internal_t*)page->parent->internal;
  33 }
  34
  35 void image_doc_destroy(gfxdocument_t*gfx)
  36 {
  37     image_doc_internal_t*i= (image_doc_internal_t*)gfx->internal;
  38     // ...
  39     free(gfx->internal);gfx->internal=0;
  40     free(gfx);gfx=0;
  41 }
  42
  43 void image_doc_set_parameter(gfxdocument_t*gfx, char*name, char*value)
  44 {
  45     image_doc_internal_t*i= (image_doc_internal_t*)gfx->internal;
  46 }
  47
  48 gfxpage_t* image_doc_getpage(gfxdocument_t*doc, int page)
  49 {
  50     image_doc_internal_t*di= (image_doc_internal_t*)doc->internal;
  51     if(page != 1)
  52         return 0;
  53
  54     gfxpage_t* image_page = (gfxpage_t*)malloc(sizeof(gfxpage_t));
  55     image_page_internal_t*pi= (image_page_internal_t*)malloc(sizeof(image_page_internal_t));
  56     memset(pi, 0, sizeof(image_page_internal_t));
  57
  58     image_page->internal = pi;
  59     image_page->destroy = imagepage_destroy;
  60     image_page->render = imagepage_render;
  61     image_page->rendersection = imagepage_rendersection;
  62     image_page->width = di->width;
  63     image_page->height = di->height;
  64     image_page->parent = doc;
  65     image_page->nr = page;
  66     return image_page;
  67 }
  68
  69 static void image_set_parameter(gfxsource_t*src, char*name, char*value)
  70 {
  71     msg("<verbose> (gfxsource_image) setting parameter %s to \"%s\"", name, value);
  72 }
  73
  74 static gfxdocument_t*image_open(gfxsource_t*src, char*filename)
  75 {
  76     gfxdocument_t*image_doc = (gfxdocument_t*)malloc(sizeof(gfxdocument_t));
  77     memset(image_doc, 0, sizeof(gfxdocument_t));
  78     image_doc_internal_t*i= (image_doc_internal_t*)malloc(sizeof(image_doc_internal_t));
  79     memset(i, 0, sizeof(image_doc_internal_t));
  80
  81     gfxcolor_t*data = 0;
  82     int width = 0;
  83     int height = 0;
  84
  85     if(!getPNG(filename, &width, &height, &data)) {
  86     }
  87
  88     image_doc->num_pages = i->image.frameCount;
  89     image_doc->internal = i;
  90     image_doc->get = 0;
  91     image_doc->destroy = image_doc_destroy;
  92     image_doc->set_parameter = image_doc_set_parameter;
  93     image_doc->getpage = image_doc_getpage;
  94
  95     return image_doc;
  96 }
  97
  98 gfxsource_t*gfxsource_image_create()
  99 {
 100     gfxsource_t*src = (gfxsource_t*)malloc(sizeof(gfxsource_t));
 101     memset(src, 0, sizeof(gfxsource_t));
 102     src->set_parameter = image_set_parameter;
 103     src->open = image_open;
 104     return src;
 105 }