Merge pull request #1973 from Biliogadafr/ColorRamp

Replace color phases with color ramp for Particles2D. (need some review/guidance)

2 files changed, 120 insertions, 0 deletions

diff --git a/tools/editor/plugins/color_ramp_editor_plugin.cpp b/tools/editor/plugins/color_ramp_editor_plugin.cpp
new file mode 100644
index 0000000000..df50535402
--- /dev/null
+++ b/tools/editor/plugins/color_ramp_editor_plugin.cpp
@@ -0,0 +1,83 @@
+/*
+ * color_ramp_editor_plugin.cpp
+ */
+
+#include "color_ramp_editor_plugin.h"
+
+ColorRampEditorPlugin::ColorRampEditorPlugin(EditorNode *p_node) {
+
+	editor=p_node;
+	ramp_editor = memnew( ColorRampEdit );
+
+	add_custom_control(CONTAINER_CANVAS_EDITOR_BOTTOM,ramp_editor);
+	//add_custom_control(CONTAINER_SPATIAL_EDITOR_BOTTOM,ramp_editor);
+	ramp_editor->set_custom_minimum_size(Size2(100, 48));
+	ramp_editor->hide();
+	ramp_editor->connect("ramp_changed", this, "ramp_changed");
+}
+
+void ColorRampEditorPlugin::edit(Object *p_object) {
+
+	ColorRamp* color_ramp = p_object->cast_to<ColorRamp>();
+	if (!color_ramp)
+		return;
+	color_ramp_ref = Ref<ColorRamp>(color_ramp);
+	ramp_editor->set_points(color_ramp_ref->get_points());
+}
+
+bool ColorRampEditorPlugin::handles(Object *p_object) const {
+
+	return p_object->is_type("ColorRamp");
+}
+
+void ColorRampEditorPlugin::make_visible(bool p_visible) {
+
+	if (p_visible) {
+		ramp_editor->show();
+	} else {
+		ramp_editor->hide();
+	}
+
+}
+
+void ColorRampEditorPlugin::_ramp_changed() {
+
+	if(color_ramp_ref.is_valid())
+	{
+
+		UndoRedo *ur=EditorNode::get_singleton()->get_undo_redo();
+
+		//Not sure if I should convert this data to DVector
+		Vector<float> new_offsets=ramp_editor->get_offsets();
+		Vector<Color> new_colors=ramp_editor->get_colors();
+		Vector<float> old_offsets=color_ramp_ref->get_offsets();
+		Vector<Color> old_colors=color_ramp_ref->get_colors();
+
+		if (old_offsets.size()!=new_offsets.size())
+			ur->create_action("Add/Remove Color Ramp Point");
+		else
+			ur->create_action("Modify Color Ramp",true);
+		ur->add_do_method(this,"undo_redo_color_ramp",new_offsets,new_colors);
+		ur->add_undo_method(this,"undo_redo_color_ramp",old_offsets,old_colors);
+		ur->commit_action();
+
+		//color_ramp_ref->set_points(ramp_editor->get_points());
+	}
+}
+
+void ColorRampEditorPlugin::_undo_redo_color_ramp(const Vector<float>& offsets,
+		const Vector<Color>& colors) {
+
+	color_ramp_ref->set_offsets(offsets);
+	color_ramp_ref->set_colors(colors);
+	ramp_editor->set_points(color_ramp_ref->get_points());
+	ramp_editor->update();
+}
+
+ColorRampEditorPlugin::~ColorRampEditorPlugin(){
+}
+
+void ColorRampEditorPlugin::_bind_methods() {
+	ObjectTypeDB::bind_method(_MD("ramp_changed"),&ColorRampEditorPlugin::_ramp_changed);
+	ObjectTypeDB::bind_method(_MD("undo_redo_color_ramp","offsets","colors"),&ColorRampEditorPlugin::_undo_redo_color_ramp);
+}
diff --git a/tools/editor/plugins/color_ramp_editor_plugin.h b/tools/editor/plugins/color_ramp_editor_plugin.h
new file mode 100644
index 0000000000..e39a5d65fe
--- /dev/null
+++ b/tools/editor/plugins/color_ramp_editor_plugin.h
@@ -0,0 +1,37 @@
+/*
+ * color_ramp_editor_plugin.h
+ */
+
+#ifndef TOOLS_EDITOR_PLUGINS_COLOR_RAMP_EDITOR_PLUGIN_H_
+#define TOOLS_EDITOR_PLUGINS_COLOR_RAMP_EDITOR_PLUGIN_H_
+
+#include "tools/editor/editor_plugin.h"
+#include "tools/editor/editor_node.h"
+#include "scene/gui/color_ramp_edit.h"
+
+class ColorRampEditorPlugin : public EditorPlugin {
+
+	OBJ_TYPE( ColorRampEditorPlugin, EditorPlugin );
+
+	Ref<ColorRamp> color_ramp_ref;
+	ColorRampEdit *ramp_editor;
+	EditorNode *editor;
+
+protected:
+	static void _bind_methods();
+	void _ramp_changed();
+	void _undo_redo_color_ramp(const Vector<float>& offsets, const Vector<Color>& colors);
+
+public:
+	virtual String get_name() const { return "ColorRamp"; }
+	bool has_main_screen() const { return false; }
+	virtual void edit(Object *p_node);
+	virtual bool handles(Object *p_node) const;
+	virtual void make_visible(bool p_visible);
+
+	ColorRampEditorPlugin(EditorNode *p_node);
+	~ColorRampEditorPlugin();
+
+};
+
+#endif /* TOOLS_EDITOR_PLUGINS_COLOR_RAMP_EDITOR_PLUGIN_H_ */