Rename imv_image -> imv_loader to prepare for refactoring

1 files changed, 0 insertions, 239 deletions

diff --git a/src/image.c b/src/image.c
deleted file mode 100644
index 64fa3b8..0000000
--- a/src/image.c
+++ /dev/null
@@ -1,239 +0,0 @@
-/* Copyright (c) 2015 Harry Jeffery
-
-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 2
-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, write to the Free Software
-Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
-*/
-
-#include "image.h"
-
-void imv_init_image(struct imv_image *img)
-{
-  img->mbmp = NULL;
-  img->cur_bmp = NULL;
-  img->width = 0;
-  img->height = 0;
-  img->cur_frame = 0;
-  img->next_frame = 0;
-  img->num_frames = 0;
-  img->frame_time = 0;
-  img->changed = 0;
-}
-
-void imv_destroy_image(struct imv_image *img)
-{
-  if(img->cur_bmp) {
-    FreeImage_Unload(img->cur_bmp);
-    img->cur_bmp = NULL;
-  }
-  if(img->mbmp) {
-    FreeImage_CloseMultiBitmap(img->mbmp, 0);
-    img->mbmp = NULL;
-  }
-}
-
-int imv_can_load_image(const char* path)
-{
-  if(FreeImage_GetFileType(path, 0) == FIF_UNKNOWN) {
-    return 0;
-  } else {
-    return 1;
-  }
-}
-
-int imv_image_load(struct imv_image *img, const char* path)
-{
-  if(img->mbmp) {
-    FreeImage_CloseMultiBitmap(img->mbmp, 0);
-    img->mbmp = NULL;
-  }
-
-  if(img->cur_bmp) {
-    FreeImage_Unload(img->cur_bmp);
-    img->cur_bmp = NULL;
-  }
-
-
-  FREE_IMAGE_FORMAT fmt = FreeImage_GetFileType(path,0);
-
-  if(fmt == FIF_UNKNOWN) {
-    return 1;
-  }
-
-  img->num_frames = 0;
-  img->cur_frame = 0;
-  img->next_frame = 0;
-  img->frame_time = 0;
-
-  if(fmt == FIF_GIF) {
-    img->mbmp = FreeImage_OpenMultiBitmap(FIF_GIF, path,
-      /* don't create file */ 0,
-      /* read only */ 1,
-      /* keep in memory */ 1,
-      /* flags */ GIF_LOAD256);
-    if(!img->mbmp) {
-      return 1;
-    }
-    img->num_frames = FreeImage_GetPageCount(img->mbmp);
-
-    /* get the dimensions from the first frame */
-    FIBITMAP *frame = FreeImage_LockPage(img->mbmp, 0);
-    img->width = FreeImage_GetWidth(frame);
-    img->height = FreeImage_GetHeight(frame);
-    if(!imv_image_is_animated(img)) {
-      img->cur_bmp = FreeImage_ConvertTo32Bits(frame);
-    }
-    FreeImage_UnlockPage(img->mbmp, frame, 0);
-
-    if(imv_image_is_animated(img)) {
-      /* load a frame */
-      imv_image_load_next_frame(img);
-    }
-  } else {
-    FIBITMAP *image = FreeImage_Load(fmt, path, 0);
-    if(!image) {
-      return 1;
-    }
-    img->cur_bmp = FreeImage_ConvertTo32Bits(image);
-    img->width = FreeImage_GetWidth(img->cur_bmp);
-    img->height = FreeImage_GetHeight(img->cur_bmp);
-    FreeImage_Unload(image);
-  }
-
-  img->changed = 1;
-  return 0;
-}
-
-void imv_image_load_next_frame(struct imv_image *img)
-{
-  if(!imv_image_is_animated(img)) {
-    return;
-  }
-
-  FITAG *tag = NULL;
-  char disposal_method = 0;
-  int frame_time = 0;
-  short top = 0;
-  short left = 0;
-
-  img->cur_frame = img->next_frame;
-  img->next_frame = (img->cur_frame + 1) % img->num_frames;
-  FIBITMAP *frame = FreeImage_LockPage(img->mbmp, img->cur_frame);
-  FIBITMAP *frame32 = FreeImage_ConvertTo32Bits(frame);
-
-  /* First frame is always going to use the raw frame */
-  if(img->cur_frame > 0) {
-    FreeImage_GetMetadata(FIMD_ANIMATION, frame, "DisposalMethod", &tag);
-    if(FreeImage_GetTagValue(tag)) {
-      disposal_method = *(char*)FreeImage_GetTagValue(tag);
-    }
-  }
-
-  FreeImage_GetMetadata(FIMD_ANIMATION, frame, "FrameLeft", &tag);
-  if(FreeImage_GetTagValue(tag)) {
-    left = *(short*)FreeImage_GetTagValue(tag);
-  }
-
-  FreeImage_GetMetadata(FIMD_ANIMATION, frame, "FrameTop", &tag);
-  if(FreeImage_GetTagValue(tag)) {
-    top = *(short*)FreeImage_GetTagValue(tag);
-  }
-
-  FreeImage_GetMetadata(FIMD_ANIMATION, frame, "FrameTime", &tag);
-  if(FreeImage_GetTagValue(tag)) {
-    frame_time = *(int*)FreeImage_GetTagValue(tag);
-  }
-
-  /* some gifs don't provide a frame time at all */
-  if(frame_time == 0) {
-    frame_time = 100;
-  }
-  img->frame_time += frame_time * 0.001;
-
-  FreeImage_UnlockPage(img->mbmp, frame, 0);
-
-  /* If this frame is inset, we need to expand it for compositing */
-  if(img->width != (int)FreeImage_GetWidth(frame32) ||
-     img->height != (int)FreeImage_GetHeight(frame32)) {
-    FIBITMAP *expanded = FreeImage_Allocate(img->width, img->height, 32, 0,0,0);
-    FreeImage_Paste(expanded, frame32, left, top, 255);
-    FreeImage_Unload(frame32);
-    frame32 = expanded;
-  }
-
-  switch(disposal_method) {
-    case 0: /* nothing specified, just use the raw frame */
-      if(img->cur_bmp) {
-        FreeImage_Unload(img->cur_bmp);
-      }
-      img->cur_bmp = frame32;
-      break;
-    case 1: /* composite over previous frame */
-      if(img->cur_bmp && img->cur_frame > 0) {
-        FIBITMAP *bg_frame = FreeImage_ConvertTo24Bits(img->cur_bmp);
-        FreeImage_Unload(img->cur_bmp);
-        FIBITMAP *comp = FreeImage_Composite(frame32, 1, NULL, bg_frame);
-        FreeImage_Unload(bg_frame);
-        FreeImage_Unload(frame32);
-        img->cur_bmp = comp;
-      } else {
-        /* No previous frame, just render directly */
-        if(img->cur_bmp) {
-          FreeImage_Unload(img->cur_bmp);
-        }
-        img->cur_bmp = frame32;
-      }
-      break;
-    case 2: /* TODO - set to background, composite over that */
-      if(img->cur_bmp) {
-        FreeImage_Unload(img->cur_bmp);
-      }
-      img->cur_bmp = frame32;
-      break;
-    case 3: /* TODO - restore to previous content */
-      if(img->cur_bmp) {
-        FreeImage_Unload(img->cur_bmp);
-      }
-      img->cur_bmp = frame32;
-      break;
-  }
-  img->changed = 1;
-}
-
-int imv_image_is_animated(struct imv_image *img)
-{
-  return img->num_frames > 1;
-}
-
-void imv_image_play(struct imv_image *img, double time)
-{
-  if(!imv_image_is_animated(img)) {
-    return;
-  }
-
-  img->frame_time -= time;
-  if(img->frame_time < 0) {
-    img->frame_time = 0;
-    imv_image_load_next_frame(img);
-  }
-}
-
-int imv_image_has_changed(struct imv_image *img)
-{
-  if(img->changed) {
-    img->changed = 0;
-    return 1;
-  } else {
-    return 0;
-  }
-}