183 lines
6.2 KiB
C++
183 lines
6.2 KiB
C++
/*************************************************************************/
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/* color_ramp.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "color_ramp.h"
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#include "core_string_names.h"
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//setter and getter names for property serialization
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#define COLOR_RAMP_GET_OFFSETS "get_offsets"
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#define COLOR_RAMP_GET_COLORS "get_colors"
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#define COLOR_RAMP_SET_OFFSETS "set_offsets"
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#define COLOR_RAMP_SET_COLORS "set_colors"
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ColorRamp::ColorRamp() {
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//Set initial color ramp transition from black to white
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points.resize(2);
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points[0].color = Color(0,0,0,1);
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points[0].offset = 0;
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points[1].color = Color(1,1,1,1);
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points[1].offset = 1;
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is_sorted = true;
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}
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ColorRamp::~ColorRamp() {
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}
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void ColorRamp::_bind_methods() {
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ClassDB::bind_method(D_METHOD("add_point","offset","color"),&ColorRamp::add_point);
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ClassDB::bind_method(D_METHOD("remove_point","offset","color"),&ColorRamp::remove_point);
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ClassDB::bind_method(D_METHOD("set_offset","point","offset"),&ColorRamp::set_offset);
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ClassDB::bind_method(D_METHOD("get_offset","point"),&ColorRamp::get_offset);
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ClassDB::bind_method(D_METHOD("set_color","point","color"),&ColorRamp::set_color);
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ClassDB::bind_method(D_METHOD("get_color","point"),&ColorRamp::get_color);
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ClassDB::bind_method(D_METHOD("interpolate","offset"),&ColorRamp::get_color_at_offset);
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ClassDB::bind_method(D_METHOD("get_point_count"),&ColorRamp::get_points_count);
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ClassDB::bind_method(D_METHOD(COLOR_RAMP_SET_OFFSETS,"offsets"),&ColorRamp::set_offsets);
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ClassDB::bind_method(D_METHOD(COLOR_RAMP_GET_OFFSETS),&ColorRamp::get_offsets);
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ClassDB::bind_method(D_METHOD(COLOR_RAMP_SET_COLORS,"colors"),&ColorRamp::set_colors);
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ClassDB::bind_method(D_METHOD(COLOR_RAMP_GET_COLORS),&ColorRamp::get_colors);
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ADD_PROPERTY( PropertyInfo(Variant::REAL,"offsets"),COLOR_RAMP_SET_OFFSETS,COLOR_RAMP_GET_OFFSETS) ;
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ADD_PROPERTY( PropertyInfo(Variant::REAL,"colors"),COLOR_RAMP_SET_COLORS,COLOR_RAMP_GET_COLORS) ;
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}
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Vector<float> ColorRamp::get_offsets() const {
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Vector<float> offsets;
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offsets.resize(points.size());
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for(int i = 0; i < points.size(); i++)
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{
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offsets[i] = points[i].offset;
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}
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return offsets;
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}
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Vector<Color> ColorRamp::get_colors() const {
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Vector<Color> colors;
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colors.resize(points.size());
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for(int i = 0; i < points.size(); i++)
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{
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colors[i] = points[i].color;
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}
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return colors;
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}
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void ColorRamp::set_offsets(const Vector<float>& p_offsets) {
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points.resize(p_offsets.size());
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for(int i = 0; i < points.size(); i++)
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{
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points[i].offset = p_offsets[i];
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}
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is_sorted = false;
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emit_signal(CoreStringNames::get_singleton()->changed);
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}
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void ColorRamp::set_colors(const Vector<Color>& p_colors) {
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if(points.size()<p_colors.size())
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is_sorted = false;
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points.resize(p_colors.size());
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for(int i = 0; i < points.size(); i++)
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{
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points[i].color = p_colors[i];
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}
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emit_signal(CoreStringNames::get_singleton()->changed);
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}
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Vector<ColorRamp::Point>& ColorRamp::get_points() {
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return points;
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}
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void ColorRamp::add_point(float p_offset, const Color& p_color) {
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Point p;
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p.offset=p_offset;
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p.color=p_color;
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is_sorted=false;
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points.push_back(p);
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emit_signal(CoreStringNames::get_singleton()->changed);
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}
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void ColorRamp::remove_point(int p_index) {
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ERR_FAIL_INDEX(p_index,points.size());
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ERR_FAIL_COND(points.size()<=2);
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points.remove(p_index);
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emit_signal(CoreStringNames::get_singleton()->changed);
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}
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void ColorRamp::set_points(Vector<ColorRamp::Point>& p_points) {
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points = p_points;
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is_sorted = false;
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emit_signal(CoreStringNames::get_singleton()->changed);
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}
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void ColorRamp::set_offset(int pos, const float offset) {
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if(points.size() <= pos)
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points.resize(pos + 1);
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points[pos].offset = offset;
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is_sorted = false;
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emit_signal(CoreStringNames::get_singleton()->changed);
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}
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float ColorRamp::get_offset(int pos) const {
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if(points.size() > pos)
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return points[pos].offset;
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return 0; //TODO: Maybe throw some error instead?
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}
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void ColorRamp::set_color(int pos, const Color& color) {
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if(points.size() <= pos)
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{
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points.resize(pos + 1);
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is_sorted = false;
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}
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points[pos].color = color;
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emit_signal(CoreStringNames::get_singleton()->changed);
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}
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Color ColorRamp::get_color(int pos) const {
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if(points.size() > pos)
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return points[pos].color;
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return Color(0,0,0,1); //TODO: Maybe throw some error instead?
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}
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int ColorRamp::get_points_count() const {
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return points.size();
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}
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