/*
* Class: magick_Magick
* Method: parseImageGeometry
* Signature: (Ljava/lang/String;Ljava/awt/Rectangle;)I
*/
JNIEXPORT jint JNICALL Java_magick_Magick_parseImageGeometry
(JNIEnv *env, jclass magickClass, jstring geometry, jobject rect)
{
unsigned long x, y, width, height;
jint flags;
const char *cstr;
if (!getIntFieldValue(env, rect, "width", NULL, (jint *) &width) ||
!getIntFieldValue(env, rect, "height", NULL, (jint *) &height) ||
!getIntFieldValue(env, rect, "x", NULL, (jint *) &x) ||
!getIntFieldValue(env, rect, "y", NULL, (jint *) &y)) {
throwMagickException(env, "Unable to obtain Rectangle values");
return 0;
}
cstr = (const char *) (*env)->GetStringUTFChars(env, geometry, 0);
flags = ParseImageGeometry(cstr, &x, &y, &width, &height);
(*env)->ReleaseStringUTFChars(env, geometry, cstr);
if (!setIntFieldValue(env, rect, "width", NULL, width) ||
!setIntFieldValue(env, rect, "height", NULL, height) ||
!setIntFieldValue(env, rect, "x", NULL, x) ||
!setIntFieldValue(env, rect, "y", NULL, y)) {
throwMagickException(env, "Unable to set Rectangle values");
return 0;
}
return flags;
}
Export Image *MontageImages(const Image *images,const MontageInfo *montage_info)
{
#define MontageImageText " Creating visual image directory... "
#define TileImageText " Creating image tiles... "
AnnotateInfo
*annotate_info;
char
geometry[MaxTextExtent];
FrameInfo
frame_info;
Image
*image,
**image_list,
**master_list,
*montage_image,
*texture,
*tiled_image;
ImageInfo
*local_info;
int
x,
x_offset,
y,
y_offset;
MonitorHandler
handler;
register int
i;
register PixelPacket
*q;
RectangleInfo
bounding_box,
tile_info;
unsigned int
border_width,
bevel_width,
concatenate,
count,
font_height,
height,
images_per_page,
max_height,
number_images,
number_lines,
tile,
tiles,
tiles_per_column,
tiles_per_row,
tiles_per_page,
title_offset,
total_tiles,
width;
assert(images != (Image *) NULL);
assert(montage_info != (MontageInfo *) NULL);
/*
Convert image list to an image group.
*/
image_list=ListToGroupImage(images,&number_images);
if (image_list == (Image **) NULL)
{
MagickWarning(ResourceLimitWarning,"Unable to montage image_list",
"Memory allocation failed");
return((Image *) NULL);
}
master_list=image_list;
/*
Create image tiles.
*/
for (tile=0; tile < number_images; tile++)
{
handler=SetMonitorHandler((MonitorHandler) NULL);
width=image_list[tile]->columns;
height=image_list[tile]->rows;
x=0;
y=0;
(void) ParseImageGeometry(montage_info->geometry,&x,&y,&width,&height);
image_list[tile]->orphan=True;
tiled_image=ZoomImage(image_list[tile],width,height);
if (tiled_image == (Image *) NULL)
{
for (i=0; i < (int) tile; i++)
DestroyImage(image_list[i]);
(void) SetMonitorHandler(handler);
return((Image *) NULL);
}
image_list[tile]=tiled_image;
(void) SetMonitorHandler(handler);
ProgressMonitor(TileImageText,tile,number_images);
}
/*
Sort image_list by increasing tile number.
*/
for (tile=0; tile < number_images; tile++)
if (image_list[tile]->scene == 0)
break;
if (tile == number_images)
qsort((void *) image_list,number_images,sizeof(Image *),
(int (*)(const void *, const void *)) SceneCompare);
/*
Determine tiles per row and column.
*/
tiles_per_row=1;
tiles_per_column=1;
while ((tiles_per_row*tiles_per_column) < number_images)
{
tiles_per_row++;
tiles_per_column++;
}
if (montage_info->tile != (char *) NULL)
{
tiles_per_column=number_images;
x=0;
y=0;
(void) ParseGeometry(montage_info->tile,&x,&y,&tiles_per_row,
&tiles_per_column);
}
/*
Determine tile sizes.
*/
border_width=montage_info->border_width;
bevel_width=0;
if (montage_info->frame != (char *) NULL)
{
int
flags;
frame_info.width=0;
frame_info.height=0;
frame_info.outer_bevel=0;
frame_info.inner_bevel=0;
flags=ParseGeometry(montage_info->frame,&frame_info.outer_bevel,
&frame_info.inner_bevel,&frame_info.width,&frame_info.height);
if ((flags & HeightValue) == 0)
frame_info.height=frame_info.width;
if ((flags & XValue) == 0)
frame_info.outer_bevel=(frame_info.width >> 2)+1;
if ((flags & YValue) == 0)
frame_info.inner_bevel=frame_info.outer_bevel;
frame_info.x=frame_info.width;
frame_info.y=frame_info.height;
bevel_width=Max(frame_info.inner_bevel,frame_info.outer_bevel);
border_width=Max(frame_info.width,frame_info.height);
}
