virtualx-engine/scene/gui/nine_patch_rect.cpp

196 lines
7.7 KiB
C++

/**************************************************************************/
/* nine_patch_rect.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "nine_patch_rect.h"
#include "scene/scene_string_names.h"
#include "servers/rendering_server.h"
void NinePatchRect::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_DRAW: {
if (texture.is_null()) {
return;
}
Rect2 rect = Rect2(Point2(), get_size());
Rect2 src_rect = region_rect;
texture->get_rect_region(rect, src_rect, rect, src_rect);
RID ci = get_canvas_item();
RS::get_singleton()->canvas_item_add_nine_patch(ci, rect, src_rect, texture->get_rid(), Vector2(margin[SIDE_LEFT], margin[SIDE_TOP]), Vector2(margin[SIDE_RIGHT], margin[SIDE_BOTTOM]), RS::NinePatchAxisMode(axis_h), RS::NinePatchAxisMode(axis_v), draw_center);
} break;
}
}
Size2 NinePatchRect::get_minimum_size() const {
return Size2(margin[SIDE_LEFT] + margin[SIDE_RIGHT], margin[SIDE_TOP] + margin[SIDE_BOTTOM]);
}
void NinePatchRect::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_texture", "texture"), &NinePatchRect::set_texture);
ClassDB::bind_method(D_METHOD("get_texture"), &NinePatchRect::get_texture);
ClassDB::bind_method(D_METHOD("set_patch_margin", "margin", "value"), &NinePatchRect::set_patch_margin);
ClassDB::bind_method(D_METHOD("get_patch_margin", "margin"), &NinePatchRect::get_patch_margin);
ClassDB::bind_method(D_METHOD("set_region_rect", "rect"), &NinePatchRect::set_region_rect);
ClassDB::bind_method(D_METHOD("get_region_rect"), &NinePatchRect::get_region_rect);
ClassDB::bind_method(D_METHOD("set_draw_center", "draw_center"), &NinePatchRect::set_draw_center);
ClassDB::bind_method(D_METHOD("is_draw_center_enabled"), &NinePatchRect::is_draw_center_enabled);
ClassDB::bind_method(D_METHOD("set_h_axis_stretch_mode", "mode"), &NinePatchRect::set_h_axis_stretch_mode);
ClassDB::bind_method(D_METHOD("get_h_axis_stretch_mode"), &NinePatchRect::get_h_axis_stretch_mode);
ClassDB::bind_method(D_METHOD("set_v_axis_stretch_mode", "mode"), &NinePatchRect::set_v_axis_stretch_mode);
ClassDB::bind_method(D_METHOD("get_v_axis_stretch_mode"), &NinePatchRect::get_v_axis_stretch_mode);
ADD_SIGNAL(MethodInfo("texture_changed"));
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_texture", "get_texture");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "draw_center"), "set_draw_center", "is_draw_center_enabled");
ADD_PROPERTY(PropertyInfo(Variant::RECT2, "region_rect", PROPERTY_HINT_NONE, "suffix:px"), "set_region_rect", "get_region_rect");
ADD_GROUP("Patch Margin", "patch_margin_");
ADD_PROPERTYI(PropertyInfo(Variant::INT, "patch_margin_left", PROPERTY_HINT_RANGE, "0,16384,1,suffix:px"), "set_patch_margin", "get_patch_margin", SIDE_LEFT);
ADD_PROPERTYI(PropertyInfo(Variant::INT, "patch_margin_top", PROPERTY_HINT_RANGE, "0,16384,1,suffix:px"), "set_patch_margin", "get_patch_margin", SIDE_TOP);
ADD_PROPERTYI(PropertyInfo(Variant::INT, "patch_margin_right", PROPERTY_HINT_RANGE, "0,16384,1,suffix:px"), "set_patch_margin", "get_patch_margin", SIDE_RIGHT);
ADD_PROPERTYI(PropertyInfo(Variant::INT, "patch_margin_bottom", PROPERTY_HINT_RANGE, "0,16384,1,suffix:px"), "set_patch_margin", "get_patch_margin", SIDE_BOTTOM);
ADD_GROUP("Axis Stretch", "axis_stretch_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "axis_stretch_horizontal", PROPERTY_HINT_ENUM, "Stretch,Tile,Tile Fit"), "set_h_axis_stretch_mode", "get_h_axis_stretch_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "axis_stretch_vertical", PROPERTY_HINT_ENUM, "Stretch,Tile,Tile Fit"), "set_v_axis_stretch_mode", "get_v_axis_stretch_mode");
BIND_ENUM_CONSTANT(AXIS_STRETCH_MODE_STRETCH);
BIND_ENUM_CONSTANT(AXIS_STRETCH_MODE_TILE);
BIND_ENUM_CONSTANT(AXIS_STRETCH_MODE_TILE_FIT);
}
void NinePatchRect::_texture_changed() {
queue_redraw();
update_minimum_size();
}
void NinePatchRect::set_texture(const Ref<Texture2D> &p_tex) {
if (texture == p_tex) {
return;
}
if (texture.is_valid()) {
texture->disconnect_changed(callable_mp(this, &NinePatchRect::_texture_changed));
}
texture = p_tex;
if (texture.is_valid()) {
texture->connect_changed(callable_mp(this, &NinePatchRect::_texture_changed));
}
queue_redraw();
update_minimum_size();
emit_signal(SceneStringName(texture_changed));
}
Ref<Texture2D> NinePatchRect::get_texture() const {
return texture;
}
void NinePatchRect::set_patch_margin(Side p_side, int p_size) {
ERR_FAIL_INDEX((int)p_side, 4);
if (margin[p_side] == p_size) {
return;
}
margin[p_side] = p_size;
queue_redraw();
update_minimum_size();
}
int NinePatchRect::get_patch_margin(Side p_side) const {
ERR_FAIL_INDEX_V((int)p_side, 4, 0);
return margin[p_side];
}
void NinePatchRect::set_region_rect(const Rect2 &p_region_rect) {
if (region_rect == p_region_rect) {
return;
}
region_rect = p_region_rect;
item_rect_changed();
}
Rect2 NinePatchRect::get_region_rect() const {
return region_rect;
}
void NinePatchRect::set_draw_center(bool p_enabled) {
if (draw_center == p_enabled) {
return;
}
draw_center = p_enabled;
queue_redraw();
}
bool NinePatchRect::is_draw_center_enabled() const {
return draw_center;
}
void NinePatchRect::set_h_axis_stretch_mode(AxisStretchMode p_mode) {
if (axis_h == p_mode) {
return;
}
axis_h = p_mode;
queue_redraw();
}
NinePatchRect::AxisStretchMode NinePatchRect::get_h_axis_stretch_mode() const {
return axis_h;
}
void NinePatchRect::set_v_axis_stretch_mode(AxisStretchMode p_mode) {
if (axis_v == p_mode) {
return;
}
axis_v = p_mode;
queue_redraw();
}
NinePatchRect::AxisStretchMode NinePatchRect::get_v_axis_stretch_mode() const {
return axis_v;
}
NinePatchRect::NinePatchRect() {
set_mouse_filter(MOUSE_FILTER_IGNORE);
}
NinePatchRect::~NinePatchRect() {
}