func ScaleSimple(p *Pixbuf, width, height int, interp InterpType) *Pixbuf {
gpixbuf := C.gdk_pixbuf_scale_simple(p.GPixbuf, C.int(width), C.int(height), C.GdkInterpType(interp))
return &Pixbuf{
GdkPixbuf: &GdkPixbuf{gpixbuf},
GObject: glib.ObjectFromNative(unsafe.Pointer(gpixbuf)),
}
}
// ScaleSimple is a wrapper around gdk_pixbuf_scale_simple().
func (v *Pixbuf) ScaleSimple(width, height int, interp InterpType) (*Pixbuf, error) {
c := C.gdk_pixbuf_scale_simple(v.Native(), C.int(width), C.int(height), C.GdkInterpType(interp))
if c == nil {
return nil, nilPtrErr
}
obj := &glib.Object{glib.ToGObject(unsafe.Pointer(c))}
p := &Pixbuf{obj}
runtime.SetFinalizer(obj, (*glib.Object).Unref)
return p, nil
}
func Scale(p *Pixbuf, x, y, width, height int, offsetX, offsetY, scaleX, scaleY float64, interp InterpType) *Pixbuf {
var gpixbuf *C.GdkPixbuf
C.gdk_pixbuf_scale(
p.GPixbuf,
gpixbuf,
C.int(x), C.int(y),
C.int(width), C.int(height),
C.double(offsetX), C.double(offsetY),
C.double(scaleX), C.double(scaleY),
C.GdkInterpType(interp))
return &Pixbuf{
GdkPixbuf: &GdkPixbuf{gpixbuf},
GObject: glib.ObjectFromNative(unsafe.Pointer(gpixbuf)),
}
}
// Scale is a wrapper around gdk_pixbuf_scale().
func (v *Pixbuf) Scale(dst *Pixbuf, x, y, width, height int, offsetX, offsetY, scaleX, scaleY float64, interp InterpType) {
C.gdk_pixbuf_scale(v.Native(), dst.Native(), C.int(x), C.int(y), C.int(width), C.int(height), C.double(offsetX), C.double(offsetY), C.double(scaleX), C.double(scaleY), C.GdkInterpType(interp))
}
package gdkpixbuf /* #include <gdk-pixbuf/gdk-pixbuf.h> #include <gdk-pixbuf/gdk-pixdata.h> #include <stdlib.h> */ import "C" var ( // Colorspace COLORSPACE_RGB = C.GdkColorspace(C.GDK_COLORSPACE_RGB) // InterpType INTERP_NEAREST = C.GdkInterpType(C.GDK_INTERP_NEAREST) INTERP_TILES = C.GdkInterpType(C.GDK_INTERP_TILES) INTERP_BILINEAR = C.GdkInterpType(C.GDK_INTERP_BILINEAR) INTERP_HYPER = C.GdkInterpType(C.GDK_INTERP_HYPER) // PixbufAlphaMode PIXBUF_ALPHA_BILEVEL = C.GdkPixbufAlphaMode(C.GDK_PIXBUF_ALPHA_BILEVEL) PIXBUF_ALPHA_FULL = C.GdkPixbufAlphaMode(C.GDK_PIXBUF_ALPHA_FULL) // PixbufError PIXBUF_ERROR_CORRUPT_IMAGE = C.GdkPixbufError(C.GDK_PIXBUF_ERROR_CORRUPT_IMAGE) PIXBUF_ERROR_INSUFFICIENT_MEMORY = C.GdkPixbufError(C.GDK_PIXBUF_ERROR_INSUFFICIENT_MEMORY) PIXBUF_ERROR_BAD_OPTION = C.GdkPixbufError(C.GDK_PIXBUF_ERROR_BAD_OPTION) PIXBUF_ERROR_UNKNOWN_TYPE = C.GdkPixbufError(C.GDK_PIXBUF_ERROR_UNKNOWN_TYPE) PIXBUF_ERROR_UNSUPPORTED_OPERATION = C.GdkPixbufError(C.GDK_PIXBUF_ERROR_UNSUPPORTED_OPERATION) PIXBUF_ERROR_FAILED = C.GdkPixbufError(C.GDK_PIXBUF_ERROR_FAILED)
