GradientTexture now uses a Gradient

- Added gradient property
- Deleted duplicate code

1 files changed, 0 insertions, 539 deletions

diff --git a/editor/plugins/gradient_texture_editor_plugin.cpp b/editor/plugins/gradient_texture_editor_plugin.cpp
deleted file mode 100644
index bc985dcdf7..0000000000
--- a/editor/plugins/gradient_texture_editor_plugin.cpp
+++ /dev/null
@@ -1,539 +0,0 @@
-/*************************************************************************/
-/*  gradient_texture_editor_plugin.cpp                                   */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                    http://www.godotengine.org                         */
-/*************************************************************************/
-/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md)    */
-/*                                                                       */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the       */
-/* "Software"), to deal in the Software without restriction, including   */
-/* without limitation the rights to use, copy, modify, merge, publish,   */
-/* distribute, sublicense, and/or sell copies of the Software, and to    */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions:                                             */
-/*                                                                       */
-/* The above copyright notice and this permission notice shall be        */
-/* included in all copies or substantial portions of the Software.       */
-/*                                                                       */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
-/*************************************************************************/
-#include "gradient_texture_editor_plugin.h"
-
-#include "canvas_item_editor_plugin.h"
-#include "os/keyboard.h"
-#include "scene/resources/default_theme/theme_data.h"
-#include "spatial_editor_plugin.h"
-
-#define POINT_WIDTH 8
-
-GradientTextureEdit::GradientTextureEdit() {
-	grabbed = -1;
-	grabbing = false;
-	set_focus_mode(FOCUS_ALL);
-
-	popup = memnew(PopupPanel);
-	picker = memnew(ColorPicker);
-	popup->add_child(picker);
-
-	add_child(popup);
-
-	checker = Ref<ImageTexture>(memnew(ImageTexture));
-	Ref<Image> checker_bg = memnew(Image(checker_bg_png));
-	checker->create_from_image(checker_bg, ImageTexture::FLAG_REPEAT);
-}
-
-int GradientTextureEdit::_get_point_from_pos(int x) {
-	int result = -1;
-	int total_w = get_size().width - get_size().height - 3;
-	for (int i = 0; i < points.size(); i++) {
-		//Check if we clicked at point
-		if (ABS(x - points[i].offset * total_w + 1) < (POINT_WIDTH / 2 + 1)) {
-			result = i;
-		}
-	}
-	return result;
-}
-
-void GradientTextureEdit::_show_color_picker() {
-	if (grabbed == -1)
-		return;
-	Size2 ms = Size2(350, picker->get_combined_minimum_size().height + 10);
-	picker->set_pick_color(points[grabbed].color);
-	popup->set_position(get_global_position() - Vector2(ms.width - get_size().width, ms.height));
-	popup->set_size(ms);
-	popup->popup();
-}
-
-GradientTextureEdit::~GradientTextureEdit() {
-}
-
-void GradientTextureEdit::_gui_input(const Ref<InputEvent> &p_event) {
-
-	Ref<InputEventKey> k = p_event;
-
-	if (k.is_valid() && k->is_pressed() && k->get_scancode() == KEY_DELETE && grabbed != -1) {
-
-		points.remove(grabbed);
-		grabbed = -1;
-		grabbing = false;
-		update();
-		emit_signal("ramp_changed");
-		accept_event();
-	}
-
-	Ref<InputEventMouseButton> mb = p_event;
-	//Show color picker on double click.
-	if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_doubleclick() && mb->is_pressed()) {
-		grabbed = _get_point_from_pos(mb->get_position().x);
-		_show_color_picker();
-		accept_event();
-	}
-
-	//Delete point on right click
-	if (mb.is_valid() && mb->get_button_index() == 2 && mb->is_pressed()) {
-		grabbed = _get_point_from_pos(mb->get_position().x);
-		if (grabbed != -1) {
-			points.remove(grabbed);
-			grabbed = -1;
-			grabbing = false;
-			update();
-			emit_signal("ramp_changed");
-			accept_event();
-		}
-	}
-
-	//Hold alt key to duplicate selected color
-	if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed() && mb->get_alt()) {
-
-		int x = mb->get_position().x;
-		grabbed = _get_point_from_pos(x);
-
-		if (grabbed != -1) {
-			int total_w = get_size().width - get_size().height - 3;
-			GradientTexture::Point newPoint = points[grabbed];
-			newPoint.offset = CLAMP(x / float(total_w), 0, 1);
-
-			points.push_back(newPoint);
-			points.sort();
-			for (int i = 0; i < points.size(); ++i) {
-				if (points[i].offset == newPoint.offset) {
-					grabbed = i;
-					break;
-				}
-			}
-
-			emit_signal("ramp_changed");
-			update();
-		}
-	}
-
-	if (mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed()) {
-
-		update();
-		int x = mb->get_position().x;
-		int total_w = get_size().width - get_size().height - 3;
-
-		//Check if color selector was clicked.
-		if (x > total_w + 3) {
-			_show_color_picker();
-			return;
-		}
-
-		grabbing = true;
-
-		grabbed = _get_point_from_pos(x);
-		//grab or select
-		if (grabbed != -1) {
-			return;
-		}
-
-		//insert
-		GradientTexture::Point newPoint;
-		newPoint.offset = CLAMP(x / float(total_w), 0, 1);
-
-		GradientTexture::Point prev;
-		GradientTexture::Point next;
-
-		int pos = -1;
-		for (int i = 0; i < points.size(); i++) {
-			if (points[i].offset < newPoint.offset)
-				pos = i;
-		}
-
-		if (pos == -1) {
-
-			prev.color = Color(0, 0, 0);
-			prev.offset = 0;
-			if (points.size()) {
-				next = points[0];
-			} else {
-				next.color = Color(1, 1, 1);
-				next.offset = 1.0;
-			}
-		} else {
-
-			if (pos == points.size() - 1) {
-				next.color = Color(1, 1, 1);
-				next.offset = 1.0;
-			} else {
-				next = points[pos + 1];
-			}
-			prev = points[pos];
-		}
-
-		newPoint.color = prev.color.linear_interpolate(next.color, (newPoint.offset - prev.offset) / (next.offset - prev.offset));
-
-		points.push_back(newPoint);
-		points.sort();
-		for (int i = 0; i < points.size(); i++) {
-			if (points[i].offset == newPoint.offset) {
-				grabbed = i;
-				break;
-			}
-		}
-
-		emit_signal("ramp_changed");
-	}
-
-	if (mb.is_valid() && mb->get_button_index() == 1 && !mb->is_pressed()) {
-
-		if (grabbing) {
-			grabbing = false;
-			emit_signal("ramp_changed");
-		}
-		update();
-	}
-
-	Ref<InputEventMouseMotion> mm = p_event;
-
-	if (mm.is_valid() && grabbing) {
-
-		int total_w = get_size().width - get_size().height - 3;
-
-		int x = mm->get_position().x;
-		float newofs = CLAMP(x / float(total_w), 0, 1);
-
-		//Snap to nearest point if holding shift
-		if (mm->get_shift()) {
-			float snap_treshhold = 0.03;
-			float smallest_ofs = snap_treshhold;
-			bool founded = false;
-			int nearest_point;
-			for (int i = 0; i < points.size(); ++i) {
-				if (i != grabbed) {
-					float temp_ofs = ABS(points[i].offset - newofs);
-					if (temp_ofs < smallest_ofs) {
-						smallest_ofs = temp_ofs;
-						nearest_point = i;
-						if (founded)
-							break;
-						founded = true;
-					}
-				}
-			}
-			if (founded) {
-				if (points[nearest_point].offset < newofs)
-					newofs = points[nearest_point].offset + 0.00001;
-				else
-					newofs = points[nearest_point].offset - 0.00001;
-				newofs = CLAMP(newofs, 0, 1);
-			}
-		}
-
-		bool valid = true;
-		for (int i = 0; i < points.size(); i++) {
-
-			if (points[i].offset == newofs && i != grabbed) {
-				valid = false;
-			}
-		}
-
-		if (!valid)
-			return;
-
-		points[grabbed].offset = newofs;
-
-		points.sort();
-		for (int i = 0; i < points.size(); i++) {
-			if (points[i].offset == newofs) {
-				grabbed = i;
-				break;
-			}
-		}
-
-		emit_signal("ramp_changed");
-
-		update();
-	}
-}
-
-void GradientTextureEdit::_notification(int p_what) {
-
-	if (p_what == NOTIFICATION_ENTER_TREE) {
-		if (!picker->is_connected("color_changed", this, "_color_changed")) {
-			picker->connect("color_changed", this, "_color_changed");
-		}
-	}
-	if (p_what == NOTIFICATION_DRAW) {
-
-		int w = get_size().x;
-		int h = get_size().y;
-
-		if (w == 0 || h == 0)
-			return; //Safety check. We have division by 'h'. And in any case there is nothing to draw with such size
-
-		int total_w = get_size().width - get_size().height - 3;
-
-		//Draw checker pattern for ramp
-		_draw_checker(0, 0, total_w, h);
-
-		//Draw color ramp
-		GradientTexture::Point prev;
-		prev.offset = 0;
-		if (points.size() == 0)
-			prev.color = Color(0, 0, 0); //Draw black rectangle if we have no points
-		else
-			prev.color = points[0].color; //Extend color of first point to the beginning.
-
-		for (int i = -1; i < points.size(); i++) {
-
-			GradientTexture::Point next;
-			//If there is no next point
-			if (i + 1 == points.size()) {
-				if (points.size() == 0)
-					next.color = Color(0, 0, 0); //Draw black rectangle if we have no points
-				else
-					next.color = points[i].color; //Extend color of last point to the end.
-				next.offset = 1;
-			} else {
-				next = points[i + 1];
-			}
-
-			if (prev.offset == next.offset) {
-				prev = next;
-				continue;
-			}
-
-			Vector<Vector2> points;
-			Vector<Color> colors;
-			points.push_back(Vector2(prev.offset * total_w, h));
-			points.push_back(Vector2(prev.offset * total_w, 0));
-			points.push_back(Vector2(next.offset * total_w, 0));
-			points.push_back(Vector2(next.offset * total_w, h));
-			colors.push_back(prev.color);
-			colors.push_back(prev.color);
-			colors.push_back(next.color);
-			colors.push_back(next.color);
-			draw_primitive(points, colors, Vector<Point2>());
-			prev = next;
-		}
-
-		//Draw point markers
-		for (int i = 0; i < points.size(); i++) {
-
-			Color col = i == grabbed ? Color(1, 0.0, 0.0, 0.9) : points[i].color.contrasted();
-			col.a = 0.9;
-
-			draw_line(Vector2(points[i].offset * total_w, 0), Vector2(points[i].offset * total_w, h / 2), col);
-			draw_rect(Rect2(points[i].offset * total_w - POINT_WIDTH / 2, h / 2, POINT_WIDTH, h / 2), Color(0.6, 0.6, 0.6, i == grabbed ? 0.9 : 0.4));
-			draw_line(Vector2(points[i].offset * total_w - POINT_WIDTH / 2, h / 2), Vector2(points[i].offset * total_w - POINT_WIDTH / 2, h - 1), col);
-			draw_line(Vector2(points[i].offset * total_w + POINT_WIDTH / 2, h / 2), Vector2(points[i].offset * total_w + POINT_WIDTH / 2, h - 1), col);
-			draw_line(Vector2(points[i].offset * total_w - POINT_WIDTH / 2, h / 2), Vector2(points[i].offset * total_w + POINT_WIDTH / 2, h / 2), col);
-			draw_line(Vector2(points[i].offset * total_w - POINT_WIDTH / 2, h - 1), Vector2(points[i].offset * total_w + POINT_WIDTH / 2, h - 1), col);
-		}
-
-		//Draw "button" for color selector
-		_draw_checker(total_w + 3, 0, h, h);
-		if (grabbed != -1) {
-			//Draw with selection color
-			draw_rect(Rect2(total_w + 3, 0, h, h), points[grabbed].color);
-		} else {
-			//if no color selected draw grey color with 'X' on top.
-			draw_rect(Rect2(total_w + 3, 0, h, h), Color(0.5, 0.5, 0.5, 1));
-			draw_line(Vector2(total_w + 3, 0), Vector2(total_w + 3 + h, h), Color(1, 1, 1, 0.6));
-			draw_line(Vector2(total_w + 3, h), Vector2(total_w + 3 + h, 0), Color(1, 1, 1, 0.6));
-		}
-
-		//Draw borders around color ramp if in focus
-		if (has_focus()) {
-
-			draw_line(Vector2(-1, -1), Vector2(total_w + 1, -1), Color(1, 1, 1, 0.6));
-			draw_line(Vector2(total_w + 1, -1), Vector2(total_w + 1, h + 1), Color(1, 1, 1, 0.6));
-			draw_line(Vector2(total_w + 1, h + 1), Vector2(-1, h + 1), Color(1, 1, 1, 0.6));
-			draw_line(Vector2(-1, -1), Vector2(-1, h + 1), Color(1, 1, 1, 0.6));
-		}
-	}
-}
-
-void GradientTextureEdit::_draw_checker(int x, int y, int w, int h) {
-	//Draw it with polygon to insert UVs for scale
-	Vector<Vector2> backPoints;
-	backPoints.push_back(Vector2(x, y));
-	backPoints.push_back(Vector2(x, y + h));
-	backPoints.push_back(Vector2(x + w, y + h));
-	backPoints.push_back(Vector2(x + w, y));
-	Vector<Color> colorPoints;
-	colorPoints.push_back(Color(1, 1, 1, 1));
-	colorPoints.push_back(Color(1, 1, 1, 1));
-	colorPoints.push_back(Color(1, 1, 1, 1));
-	colorPoints.push_back(Color(1, 1, 1, 1));
-	Vector<Vector2> uvPoints;
-	//Draw checker pattern pixel-perfect and scale it by 2.
-	uvPoints.push_back(Vector2(x, y));
-	uvPoints.push_back(Vector2(x, y + h * .5f / checker->get_height()));
-	uvPoints.push_back(Vector2(x + w * .5f / checker->get_width(), y + h * .5f / checker->get_height()));
-	uvPoints.push_back(Vector2(x + w * .5f / checker->get_width(), y));
-	draw_polygon(backPoints, colorPoints, uvPoints, checker);
-}
-
-Size2 GradientTextureEdit::get_minimum_size() const {
-
-	return Vector2(0, 16);
-}
-
-void GradientTextureEdit::_color_changed(const Color &p_color) {
-
-	if (grabbed == -1)
-		return;
-	points[grabbed].color = p_color;
-	update();
-	emit_signal("ramp_changed");
-}
-
-void GradientTextureEdit::set_ramp(const Vector<float> &p_offsets, const Vector<Color> &p_colors) {
-
-	ERR_FAIL_COND(p_offsets.size() != p_colors.size());
-	points.clear();
-	for (int i = 0; i < p_offsets.size(); i++) {
-		GradientTexture::Point p;
-		p.offset = p_offsets[i];
-		p.color = p_colors[i];
-		points.push_back(p);
-	}
-
-	points.sort();
-	update();
-}
-
-Vector<float> GradientTextureEdit::get_offsets() const {
-	Vector<float> ret;
-	for (int i = 0; i < points.size(); i++)
-		ret.push_back(points[i].offset);
-	return ret;
-}
-
-Vector<Color> GradientTextureEdit::get_colors() const {
-	Vector<Color> ret;
-	for (int i = 0; i < points.size(); i++)
-		ret.push_back(points[i].color);
-	return ret;
-}
-
-void GradientTextureEdit::set_points(Vector<GradientTexture::Point> &p_points) {
-	if (points.size() != p_points.size())
-		grabbed = -1;
-	points.clear();
-	points = p_points;
-}
-
-Vector<GradientTexture::Point> &GradientTextureEdit::get_points() {
-	return points;
-}
-
-void GradientTextureEdit::_bind_methods() {
-	ClassDB::bind_method(D_METHOD("_gui_input"), &GradientTextureEdit::_gui_input);
-	ClassDB::bind_method(D_METHOD("_color_changed"), &GradientTextureEdit::_color_changed);
-	ADD_SIGNAL(MethodInfo("ramp_changed"));
-}
-
-GradientTextureEditorPlugin::GradientTextureEditorPlugin(EditorNode *p_node) {
-
-	editor = p_node;
-	ramp_editor = memnew(GradientTextureEdit);
-
-	gradient_button = editor->add_bottom_panel_item("GradientTexture", ramp_editor);
-
-	gradient_button->hide();
-	ramp_editor->set_custom_minimum_size(Size2(100, 100 * EDSCALE));
-	ramp_editor->hide();
-	ramp_editor->connect("ramp_changed", this, "ramp_changed");
-}
-
-void GradientTextureEditorPlugin::edit(Object *p_object) {
-
-	GradientTexture *gradient_texture = p_object->cast_to<GradientTexture>();
-	if (!gradient_texture)
-		return;
-	gradient_texture_ref = Ref<GradientTexture>(gradient_texture);
-	ramp_editor->set_points(gradient_texture_ref->get_points());
-}
-
-bool GradientTextureEditorPlugin::handles(Object *p_object) const {
-
-	return p_object->is_class("GradientTexture");
-}
-
-void GradientTextureEditorPlugin::make_visible(bool p_visible) {
-
-	if (p_visible) {
-		gradient_button->show();
-		editor->make_bottom_panel_item_visible(ramp_editor);
-
-	} else {
-
-		gradient_button->hide();
-		if (ramp_editor->is_visible_in_tree())
-			editor->hide_bottom_panel();
-	}
-}
-
-void GradientTextureEditorPlugin::_ramp_changed() {
-
-	if (gradient_texture_ref.is_valid()) {
-
-		UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
-
-		//Not sure if I should convert this data to PoolVector
-		Vector<float> new_offsets = ramp_editor->get_offsets();
-		Vector<Color> new_colors = ramp_editor->get_colors();
-		Vector<float> old_offsets = gradient_texture_ref->get_offsets();
-		Vector<Color> old_colors = gradient_texture_ref->get_colors();
-
-		if (old_offsets.size() != new_offsets.size())
-			ur->create_action(TTR("Add/Remove Color Ramp Point"));
-		else
-			ur->create_action(TTR("Modify Color Ramp"), UndoRedo::MERGE_ENDS);
-		ur->add_do_method(this, "undo_redo_gradient_texture", new_offsets, new_colors);
-		ur->add_undo_method(this, "undo_redo_gradient_texture", old_offsets, old_colors);
-		ur->commit_action();
-
-		//gradient_texture_ref->set_points(ramp_editor->get_points());
-	}
-}
-
-void GradientTextureEditorPlugin::_undo_redo_gradient_texture(const Vector<float> &offsets,
-		const Vector<Color> &colors) {
-
-	gradient_texture_ref->set_offsets(offsets);
-	gradient_texture_ref->set_colors(colors);
-	ramp_editor->set_points(gradient_texture_ref->get_points());
-	ramp_editor->update();
-}
-
-GradientTextureEditorPlugin::~GradientTextureEditorPlugin() {
-}
-
-void GradientTextureEditorPlugin::_bind_methods() {
-	ClassDB::bind_method(D_METHOD("ramp_changed"), &GradientTextureEditorPlugin::_ramp_changed);
-	ClassDB::bind_method(D_METHOD("undo_redo_gradient_texture", "offsets", "colors"), &GradientTextureEditorPlugin::_undo_redo_gradient_texture);
-}