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#include <string>
#include <sstream>
#include "imagemagickwrapper.h"
#include "../config.h"
#include "imagescaler.h"
cImageMagickWrapper::cImageMagickWrapper() {
InitializeMagick(NULL);
}
cImageMagickWrapper::~cImageMagickWrapper() {
}
cImage *cImageMagickWrapper::CreateImage(int width, int height, bool preserveAspect) {
if (image == NULL) return NULL;
int w, h;
w = cairo_image_surface_get_width(image);
h = cairo_image_surface_get_height(image);
if (width == 0)
width = w;
if (height == 0)
height = h;
cairo_surface_t *surface;
surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
cairo_t *cr;
cr = cairo_create(surface);
double sx = width / (double)w;
double sy = height / (double)h;
if (preserveAspect) {
if (sx < sy)
sy = sx;
if (sy < sx)
sx = sy;
}
cairo_scale(cr, sx, sy);
cairo_set_source_surface(cr, image, 0, 0);
cairo_paint(cr);
cairo_status_t status = cairo_status (cr);
if (status)
dsyslog("skindesigner: Cairo CreateImage Error %s", cairo_status_to_string(status));
unsigned char *data = cairo_image_surface_get_data(surface);
cImage *cimage = new cImage(cSize(width, height), (tColor*)data);
cairo_destroy(cr);
cairo_surface_destroy(image);
image = NULL;
return cimage;
}
bool cImageMagickWrapper::LoadImage(const char *fullpath) {
if ((fullpath == NULL) || (strlen(fullpath) < 5))
return false;
if (image != NULL) cairo_surface_destroy(image);
if (config.debugImageLoading)
dsyslog("skindesigner: trying to load: %s", fullpath);
image = cairo_image_surface_create_from_png(fullpath);
if (cairo_surface_status(image)) {
if (config.debugImageLoading)
dsyslog("skindesigner: Cairo LoadImage Error: %s", cairo_status_to_string(cairo_surface_status(image)));
image = NULL;
return false;
}
return true;
}
// Just a different way to call LoadImage. Calls the above one.
bool cImageMagickWrapper::LoadImage(std::string FileName, std::string Path, std::string Extension) {
std::stringstream sstrImgFile;
sstrImgFile << Path << FileName << "." << Extension;
std::string imgFile = sstrImgFile.str();
return LoadImage(imgFile.c_str());
}
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