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image.c
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image.c
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/*
* Copyright (c) 2012 Sander van der Burg
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "image.h"
#include <stdlib.h>
#include <libamivideo/viewportmode.h>
#include "image2amivideo.h"
#include "amivideo2bitmap.h"
#include <clib/graphics_protos.h>
#include "render.h"
static struct Screen *createIntuitionScreen(const ILBM_Image *image, const amiVideo_Long viewportMode)
{
UWORD pens[] = { ~0 };
struct Rectangle dclip = { 0, 0, image->bitMapHeader->pageWidth, image->bitMapHeader->pageHeight };
struct TagItem screenTags[] = {
{SA_Width, image->bitMapHeader->w},
{SA_Height, image->bitMapHeader->h},
{SA_Depth, image->bitMapHeader->nPlanes},
{SA_Title, "ILBM viewer"},
{SA_Pens, pens},
{SA_FullPalette, TRUE},
{SA_Type, CUSTOMSCREEN},
{SA_DisplayID, viewportMode},
{SA_DClip, &dclip},
{SA_AutoScroll, TRUE},
{TAG_DONE, NULL}
};
return OpenScreenTagList(NULL, screenTags);
}
amiVideo_Bool AMI_ILBM_initImage(AMI_ILBM_Image *image, ILBM_Image *ilbmImage)
{
/* Attach some properties to the facade */
image->image = ilbmImage;
/* Initialise the range times */
AMI_ILBM_initRangeTimes(&image->rangeTimes, image->image);
/* Attach the image to screen conversion pipeline */
AMI_ILBM_attachImageToScreen(ilbmImage, &image->screen);
/* Create output bitmap */
image->bitmap = AMI_ILBM_createBitMapFromScreen(&image->screen);
if(image->bitmap == NULL)
return FALSE;
/* Create output intuition screen */
image->intuitionScreen = createIntuitionScreen(ilbmImage, image->screen.viewportMode);
if(image->intuitionScreen == NULL)
return FALSE;
/* Set the screen palette */
AMI_ILBM_setScreenPalette(&image->screen.palette, image->intuitionScreen);
/* Render the output */
AMI_ILBM_renderBitMap(ilbmImage, &image->screen, image->bitmap);
return TRUE;
}
void AMI_ILBM_destroyImage(AMI_ILBM_Image *image)
{
CloseScreen(image->intuitionScreen);
FreeBitMap(image->bitmap);
amiVideo_cleanupScreen(&image->screen);
AMI_ILBM_cleanupRangeTimes(&image->rangeTimes);
}
void AMI_ILBM_cycleColors(AMI_ILBM_Image *image)
{
AMI_ILBM_shiftActiveRanges(&image->rangeTimes, image->image, &image->screen.palette);
AMI_ILBM_setScreenPalette(&image->screen.palette, image->intuitionScreen);
}
void AMI_ILBM_resetColors(AMI_ILBM_Image *image)
{
AMI_ILBM_initPaletteFromImage(image->image, &image->screen.palette);
AMI_ILBM_setScreenPalette(&image->screen.palette, image->intuitionScreen);
}
struct Window *AMI_ILBM_createWindowFromImage(const AMI_ILBM_Image *image)
{
struct TagItem windowTags[] = {
{WA_Width, image->image->bitMapHeader->w},
{WA_Height, image->image->bitMapHeader->h},
{WA_CustomScreen, image->intuitionScreen},
{WA_SuperBitMap, image->bitmap},
{WA_Backdrop, TRUE},
{WA_Borderless, TRUE},
{WA_Activate, TRUE},
{WA_IDCMP, IDCMP_MENUPICK},
{TAG_DONE, NULL}
};
return OpenWindowTagList(NULL, windowTags);
}