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Update Sprite when Texture changes 

Make Sprite monitor its Texture for changes and trigger an update when the sprite changes.
This commit is contained in:
ShyRed 2018-03-10 17:01:46 +01:00
parent aeb1c67b5b
commit a23c0877f1
2 changed files with 25 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
scene/2d/sprite.cpp
View File

@ -121,7 +121,15 @@ void Sprite::set_texture(const Ref<Texture> &p_texture) {
if (p_texture == texture)
return;
if (texture.is_valid())
texture->remove_change_receptor(this);
texture = p_texture;
if (texture.is_valid())
texture->add_change_receptor(this);
update();
emit_signal("texture_changed");
item_rect_changed();
@ -362,6 +370,15 @@ void Sprite::_validate_property(PropertyInfo &property) const {
}
}
void Sprite::_changed_callback(Object *p_changed, const char *p_prop) {
// Changes to the texture need to trigger an update to make
// the editor redraw the sprite with the updated texture.
if (texture.is_valid() && texture.ptr() == p_changed) {
update();
}
}
void Sprite::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_texture", "texture"), &Sprite::set_texture);
@ -436,3 +453,8 @@ Sprite::Sprite() {
vframes = 1;
hframes = 1;
}
Sprite::~Sprite() {
if (texture.is_valid())
texture->remove_change_receptor(this);
}

3
scene/2d/sprite.h
View File

@ -64,6 +64,8 @@ protected:
virtual void _validate_property(PropertyInfo &property) const;
virtual void _changed_callback(Object *p_changed, const char *p_prop);
public:
virtual Dictionary _edit_get_state() const;
virtual void _edit_set_state(const Dictionary &p_state);
@ -113,6 +115,7 @@ public:
Rect2 get_rect() const;
Sprite();
~Sprite();
};
#endif // SPRITE_H