/* {{ proto bool GmagickDraw::setGravity(int GRAVITY)
Sets the gravity value
*/
PHP_METHOD(gmagickdraw, setgravity)
{
php_gmagickdraw_object *internd;
long gravity;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &gravity) == FAILURE) {
return;
}
internd = (php_gmagickdraw_object *)zend_object_store_get_object(getThis() TSRMLS_CC);
DrawSetGravity(internd->drawing_wand, gravity);
GMAGICK_CHAIN_METHOD;
}
static bool HHVM_METHOD(ImagickDraw, setGravity, int64_t gravity) {
auto wand = getDrawingWandResource(Object{this_});
DrawSetGravity(wand->getWand(), (GravityType)gravity);
return true;
}
void
generate(char *source_image_path, char *sink_image_path, char *top_text, char *bottom_text)
{
MagickWand *wand = NULL;
DrawingWand *drawing_wand = NULL;
PixelWand *pixel_wand = NULL;
MagickWandGenesis();
wand = NewMagickWand();
drawing_wand = NewDrawingWand();
pixel_wand = NewPixelWand();
// read base image
MagickReadImage(wand, source_image_path);
ssize_t width;
ssize_t pointsize;
ssize_t stroke_width;
double scale;
char formatted_text[100] = { '\0' };
// Scale text
width = MagickGetImageWidth(wand);
scale = scaleText(top_text, formatted_text);
pointsize = width / 5.0;
stroke_width = pointsize / 30.0;
// Draw top text
PixelSetColor(pixel_wand, "white");
DrawSetFillColor(drawing_wand, pixel_wand);
DrawSetFont(drawing_wand, "Impact");
DrawSetFontSize(drawing_wand, pointsize * scale);
DrawSetFontWeight(drawing_wand, 700);
DrawSetGravity(drawing_wand, NorthGravity);
// Add a black outline to the text
PixelSetColor(pixel_wand, "black");
DrawSetStrokeWidth(drawing_wand, stroke_width * scale);
DrawSetStrokeColor(drawing_wand, pixel_wand);
// Turn on Anitalias
DrawSetTextAntialias(drawing_wand, MagickTrue);
// Draw the text
DrawAnnotation(drawing_wand, 0, 0, (const unsigned char *)formatted_text);
if (bottom_text) {
char formatted_bottom_text[100] = { '\0' };
// Scale text
width = MagickGetImageWidth(wand);
scale = scaleText(bottom_text, formatted_bottom_text);
pointsize = width / 5.0;
stroke_width = pointsize / 30.0;
// Draw bottom text
PixelSetColor(pixel_wand, "white");
DrawSetFillColor(drawing_wand, pixel_wand);
DrawSetFont(drawing_wand, "Impact");
DrawSetFontSize(drawing_wand, pointsize * scale);
DrawSetFontWeight(drawing_wand, 700);
DrawSetGravity(drawing_wand, SouthGravity);
// Add a black outline to the text
PixelSetColor(pixel_wand, "black");
DrawSetStrokeWidth(drawing_wand, stroke_width * scale);
DrawSetStrokeColor(drawing_wand, pixel_wand);
// Turn on Anitalias
DrawSetTextAntialias(drawing_wand, MagickTrue);
// Draw the text
DrawAnnotation(drawing_wand, 0, 0, (const unsigned char *)formatted_bottom_text);
}
// Draw the image on the magick wand
MagickDrawImage(wand, drawing_wand);
// Write the image
if (sink_image_path) {
MagickWriteImage(wand, sink_image_path);
} else {
MagickWriteImageFile(wand, stdout);
}
// Clean up
if(pixel_wand) pixel_wand = DestroyPixelWand(pixel_wand);
if(drawing_wand) drawing_wand = DestroyDrawingWand(drawing_wand);
if(wand) wand = DestroyMagickWand(wand);
MagickWandTerminus();
}
MAGICK_NET_EXPORT void DrawingWand_Gravity(DrawingWand *instance, const size_t value, ExceptionInfo **exception)
{
DrawSetGravity(instance, (const GravityType)value);
MAGICK_NET_SET_DRAW_EXCEPTION;
}
