godot/scene/resources/style_box.cpp

488 lines
18 KiB
C++

/*************************************************************************/
/* style_box.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 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 "style_box.h"
bool StyleBox::test_mask(const Point2 &p_point, const Rect2 &p_rect) const {
return true;
}
void StyleBox::set_default_margin(Margin p_margin, float p_value) {
margin[p_margin] = p_value;
emit_changed();
}
float StyleBox::get_default_margin(Margin p_margin) const {
return margin[p_margin];
}
float StyleBox::get_margin(Margin p_margin) const {
if (margin[p_margin] < 0)
return get_style_margin(p_margin);
else
return margin[p_margin];
}
Size2 StyleBox::get_minimum_size() const {
return Size2(get_margin(MARGIN_LEFT) + get_margin(MARGIN_RIGHT), get_margin(MARGIN_TOP) + get_margin(MARGIN_BOTTOM));
}
Point2 StyleBox::get_offset() const {
return Point2(get_margin(MARGIN_LEFT), get_margin(MARGIN_TOP));
}
Size2 StyleBox::get_center_size() const {
return Size2();
}
void StyleBox::_bind_methods() {
ObjectTypeDB::bind_method(_MD("test_mask", "point", "rect"), &StyleBox::test_mask);
ObjectTypeDB::bind_method(_MD("set_default_margin", "margin", "offset"), &StyleBox::set_default_margin);
ObjectTypeDB::bind_method(_MD("get_default_margin", "margin"), &StyleBox::get_default_margin);
// ObjectTypeDB::bind_method(_MD("set_default_margin"),&StyleBox::set_default_margin);
// ObjectTypeDB::bind_method(_MD("get_default_margin"),&StyleBox::get_default_margin);
ObjectTypeDB::bind_method(_MD("get_margin", "margin"), &StyleBox::get_margin);
ObjectTypeDB::bind_method(_MD("get_minimum_size"), &StyleBox::get_minimum_size);
ObjectTypeDB::bind_method(_MD("get_center_size"), &StyleBox::get_center_size);
ObjectTypeDB::bind_method(_MD("get_offset"), &StyleBox::get_offset);
ObjectTypeDB::bind_method(_MD("draw", "canvas_item", "rect"), &StyleBox::draw);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "content_margin/left", PROPERTY_HINT_RANGE, "-1,2048,1"), _SCS("set_default_margin"), _SCS("get_default_margin"), MARGIN_LEFT);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "content_margin/right", PROPERTY_HINT_RANGE, "-1,2048,1"), _SCS("set_default_margin"), _SCS("get_default_margin"), MARGIN_RIGHT);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "content_margin/top", PROPERTY_HINT_RANGE, "-1,2048,1"), _SCS("set_default_margin"), _SCS("get_default_margin"), MARGIN_TOP);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "content_margin/bottom", PROPERTY_HINT_RANGE, "-1,2048,1"), _SCS("set_default_margin"), _SCS("get_default_margin"), MARGIN_BOTTOM);
}
StyleBox::StyleBox() {
for (int i = 0; i < 4; i++) {
margin[i] = -1;
}
}
void StyleBoxTexture::set_texture(RES p_texture) {
if (texture == p_texture)
return;
texture = p_texture;
emit_signal("texture_changed");
emit_changed();
}
RES StyleBoxTexture::get_texture() const {
return texture;
}
void StyleBoxTexture::set_margin_size(Margin p_margin, float p_size) {
margin[p_margin] = p_size;
emit_changed();
}
float StyleBoxTexture::get_margin_size(Margin p_margin) const {
return margin[p_margin];
}
float StyleBoxTexture::get_style_margin(Margin p_margin) const {
return margin[p_margin];
}
void StyleBoxTexture::draw(RID p_canvas_item, const Rect2 &p_rect) const {
if (texture.is_null())
return;
Rect2 r = p_rect;
r.pos.x -= expand_margin[MARGIN_LEFT];
r.pos.y -= expand_margin[MARGIN_TOP];
r.size.x += expand_margin[MARGIN_LEFT] + expand_margin[MARGIN_RIGHT];
r.size.y += expand_margin[MARGIN_TOP] + expand_margin[MARGIN_BOTTOM];
VisualServer::get_singleton()->canvas_item_add_style_box(p_canvas_item, r, region_rect, texture->get_rid(), Vector2(margin[MARGIN_LEFT], margin[MARGIN_TOP]), Vector2(margin[MARGIN_RIGHT], margin[MARGIN_BOTTOM]), draw_center);
}
void StyleBoxTexture::set_draw_center(bool p_draw) {
draw_center = p_draw;
emit_changed();
}
bool StyleBoxTexture::get_draw_center() const {
return draw_center;
}
Size2 StyleBoxTexture::get_center_size() const {
if (texture.is_null())
return Size2();
return texture->get_size() - get_minimum_size();
}
void StyleBoxTexture::set_expand_margin_size(Margin p_expand_margin, float p_size) {
ERR_FAIL_INDEX(p_expand_margin, 4);
expand_margin[p_expand_margin] = p_size;
emit_changed();
}
float StyleBoxTexture::get_expand_margin_size(Margin p_expand_margin) const {
ERR_FAIL_INDEX_V(p_expand_margin, 4, 0);
return expand_margin[p_expand_margin];
}
void StyleBoxTexture::set_region_rect(const Rect2 &p_region_rect) {
if (region_rect == p_region_rect)
return;
region_rect = p_region_rect;
emit_changed();
}
Rect2 StyleBoxTexture::get_region_rect() const {
return region_rect;
}
void StyleBoxTexture::_bind_methods() {
ObjectTypeDB::bind_method(_MD("set_texture", "texture:Texture"), &StyleBoxTexture::set_texture);
ObjectTypeDB::bind_method(_MD("get_texture:Texture"), &StyleBoxTexture::get_texture);
ObjectTypeDB::bind_method(_MD("set_margin_size", "margin", "size"), &StyleBoxTexture::set_margin_size);
ObjectTypeDB::bind_method(_MD("get_margin_size", "margin"), &StyleBoxTexture::get_margin_size);
ObjectTypeDB::bind_method(_MD("set_expand_margin_size", "margin", "size"), &StyleBoxTexture::set_expand_margin_size);
ObjectTypeDB::bind_method(_MD("get_expand_margin_size", "margin"), &StyleBoxTexture::get_expand_margin_size);
ObjectTypeDB::bind_method(_MD("set_region_rect", "region"), &StyleBoxTexture::set_region_rect);
ObjectTypeDB::bind_method(_MD("get_region_rect"), &StyleBoxTexture::get_region_rect);
ObjectTypeDB::bind_method(_MD("set_draw_center", "enable"), &StyleBoxTexture::set_draw_center);
ObjectTypeDB::bind_method(_MD("get_draw_center"), &StyleBoxTexture::get_draw_center);
ADD_SIGNAL(MethodInfo("texture_changed"));
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), _SCS("set_texture"), _SCS("get_texture"));
ADD_PROPERTYNZ(PropertyInfo(Variant::RECT2, "region_rect"), _SCS("set_region_rect"), _SCS("get_region_rect"));
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "margin/left", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_margin_size"), _SCS("get_margin_size"), MARGIN_LEFT);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "margin/right", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_margin_size"), _SCS("get_margin_size"), MARGIN_RIGHT);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "margin/top", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_margin_size"), _SCS("get_margin_size"), MARGIN_TOP);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "margin/bottom", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_margin_size"), _SCS("get_margin_size"), MARGIN_BOTTOM);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "expand_margin/left", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_expand_margin_size"), _SCS("get_expand_margin_size"), MARGIN_LEFT);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "expand_margin/right", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_expand_margin_size"), _SCS("get_expand_margin_size"), MARGIN_RIGHT);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "expand_margin/top", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_expand_margin_size"), _SCS("get_expand_margin_size"), MARGIN_TOP);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "expand_margin/bottom", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_expand_margin_size"), _SCS("get_expand_margin_size"), MARGIN_BOTTOM);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "draw_center"), _SCS("set_draw_center"), _SCS("get_draw_center"));
}
StyleBoxTexture::StyleBoxTexture() {
for (int i = 0; i < 4; i++) {
margin[i] = 0;
expand_margin[i] = 0;
}
draw_center = true;
}
StyleBoxTexture::~StyleBoxTexture() {
}
////////////////
void StyleBoxFlat::set_bg_color(const Color &p_color) {
bg_color = p_color;
emit_changed();
}
void StyleBoxFlat::set_light_color(const Color &p_color) {
light_color = p_color;
emit_changed();
}
void StyleBoxFlat::set_dark_color(const Color &p_color) {
dark_color = p_color;
emit_changed();
}
Color StyleBoxFlat::get_bg_color() const {
return bg_color;
}
Color StyleBoxFlat::get_light_color() const {
return light_color;
}
Color StyleBoxFlat::get_dark_color() const {
return dark_color;
}
void StyleBoxFlat::set_border_size(int p_size) {
border_size = p_size;
emit_changed();
}
int StyleBoxFlat::get_border_size() const {
return border_size;
}
void StyleBoxFlat::set_border_blend(bool p_blend) {
blend = p_blend;
emit_changed();
}
bool StyleBoxFlat::get_border_blend() const {
return blend;
}
void StyleBoxFlat::set_draw_center(bool p_draw) {
draw_center = p_draw;
emit_changed();
}
bool StyleBoxFlat::get_draw_center() const {
return draw_center;
}
Size2 StyleBoxFlat::get_center_size() const {
return Size2();
}
void StyleBoxFlat::draw(RID p_canvas_item, const Rect2 &p_rect) const {
VisualServer *vs = VisualServer::get_singleton();
Rect2i r = p_rect;
for (int i = 0; i < border_size; i++) {
Color color_upleft = light_color;
Color color_downright = dark_color;
if (blend) {
color_upleft.r = (border_size - i) * color_upleft.r / border_size + i * bg_color.r / border_size;
color_upleft.g = (border_size - i) * color_upleft.g / border_size + i * bg_color.g / border_size;
color_upleft.b = (border_size - i) * color_upleft.b / border_size + i * bg_color.b / border_size;
color_downright.r = (border_size - i) * color_downright.r / border_size + i * bg_color.r / border_size;
color_downright.g = (border_size - i) * color_downright.g / border_size + i * bg_color.g / border_size;
color_downright.b = (border_size - i) * color_downright.b / border_size + i * bg_color.b / border_size;
}
vs->canvas_item_add_rect(p_canvas_item, Rect2(Point2i(r.pos.x, r.pos.y + r.size.y - 1), Size2(r.size.x, 1)), color_downright);
vs->canvas_item_add_rect(p_canvas_item, Rect2(Point2i(r.pos.x + r.size.x - 1, r.pos.y), Size2(1, r.size.y)), color_downright);
vs->canvas_item_add_rect(p_canvas_item, Rect2(r.pos, Size2(r.size.x, 1)), color_upleft);
vs->canvas_item_add_rect(p_canvas_item, Rect2(r.pos, Size2(1, r.size.y)), color_upleft);
r.pos.x++;
r.pos.y++;
r.size.x -= 2;
r.size.y -= 2;
}
if (draw_center)
vs->canvas_item_add_rect(p_canvas_item, Rect2(r.pos, r.size), bg_color);
}
float StyleBoxFlat::get_style_margin(Margin p_margin) const {
return border_size;
}
void StyleBoxFlat::_bind_methods() {
ObjectTypeDB::bind_method(_MD("set_bg_color", "color"), &StyleBoxFlat::set_bg_color);
ObjectTypeDB::bind_method(_MD("get_bg_color"), &StyleBoxFlat::get_bg_color);
ObjectTypeDB::bind_method(_MD("set_light_color", "color"), &StyleBoxFlat::set_light_color);
ObjectTypeDB::bind_method(_MD("get_light_color"), &StyleBoxFlat::get_light_color);
ObjectTypeDB::bind_method(_MD("set_dark_color", "color"), &StyleBoxFlat::set_dark_color);
ObjectTypeDB::bind_method(_MD("get_dark_color"), &StyleBoxFlat::get_dark_color);
ObjectTypeDB::bind_method(_MD("set_border_size", "size"), &StyleBoxFlat::set_border_size);
ObjectTypeDB::bind_method(_MD("get_border_size"), &StyleBoxFlat::get_border_size);
ObjectTypeDB::bind_method(_MD("set_border_blend", "blend"), &StyleBoxFlat::set_border_blend);
ObjectTypeDB::bind_method(_MD("get_border_blend"), &StyleBoxFlat::get_border_blend);
ObjectTypeDB::bind_method(_MD("set_draw_center", "size"), &StyleBoxFlat::set_draw_center);
ObjectTypeDB::bind_method(_MD("get_draw_center"), &StyleBoxFlat::get_draw_center);
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "bg_color"), _SCS("set_bg_color"), _SCS("get_bg_color"));
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "light_color"), _SCS("set_light_color"), _SCS("get_light_color"));
ADD_PROPERTY(PropertyInfo(Variant::COLOR, "dark_color"), _SCS("set_dark_color"), _SCS("get_dark_color"));
ADD_PROPERTY(PropertyInfo(Variant::INT, "border_size", PROPERTY_HINT_RANGE, "0,4096"), _SCS("set_border_size"), _SCS("get_border_size"));
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "border_blend"), _SCS("set_border_blend"), _SCS("get_border_blend"));
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "draw_bg"), _SCS("set_draw_center"), _SCS("get_draw_center"));
}
StyleBoxFlat::StyleBoxFlat() {
bg_color = Color(0.6, 0.6, 0.6);
light_color = Color(0.8, 0.8, 0.8);
dark_color = Color(0.8, 0.8, 0.8);
draw_center = true;
blend = true;
border_size = 0;
}
StyleBoxFlat::~StyleBoxFlat() {
}
////////////////
void StyleBoxImageMask::_bind_methods() {
ObjectTypeDB::bind_method(_MD("set_image", "image"), &StyleBoxImageMask::set_image);
ObjectTypeDB::bind_method(_MD("get_image"), &StyleBoxImageMask::get_image);
ObjectTypeDB::bind_method(_MD("set_expand", "expand"), &StyleBoxImageMask::set_expand);
ObjectTypeDB::bind_method(_MD("get_expand"), &StyleBoxImageMask::get_expand);
ObjectTypeDB::bind_method(_MD("set_expand_margin_size", "margin", "size"), &StyleBoxImageMask::set_expand_margin_size);
ObjectTypeDB::bind_method(_MD("get_expand_margin_size", "margin"), &StyleBoxImageMask::get_expand_margin_size);
ADD_PROPERTY(PropertyInfo(Variant::IMAGE, "image"), _SCS("set_image"), _SCS("get_image"));
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "expand"), _SCS("set_expand"), _SCS("get_expand"));
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "expand_margin/left", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_expand_margin_size"), _SCS("get_expand_margin_size"), MARGIN_LEFT);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "expand_margin/right", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_expand_margin_size"), _SCS("get_expand_margin_size"), MARGIN_RIGHT);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "expand_margin/top", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_expand_margin_size"), _SCS("get_expand_margin_size"), MARGIN_TOP);
ADD_PROPERTYI(PropertyInfo(Variant::REAL, "expand_margin/bottom", PROPERTY_HINT_RANGE, "0,2048,1"), _SCS("set_expand_margin_size"), _SCS("get_expand_margin_size"), MARGIN_BOTTOM);
}
bool StyleBoxImageMask::test_mask(const Point2 &p_point, const Rect2 &p_rect) const {
if (image.empty())
return false;
if (p_rect.size.x < 1)
return false;
if (p_rect.size.y < 1)
return false;
Size2i imgsize(image.get_width(), image.get_height());
if (imgsize.x <= 0 || imgsize.y <= 0)
return false;
Point2i img_expand_size(imgsize.x - expand_margin[MARGIN_LEFT] - expand_margin[MARGIN_RIGHT], imgsize.y - expand_margin[MARGIN_TOP] - expand_margin[MARGIN_BOTTOM]);
Point2i rect_expand_size(p_rect.size.x - expand_margin[MARGIN_LEFT] - expand_margin[MARGIN_RIGHT], p_rect.size.y - expand_margin[MARGIN_TOP] - expand_margin[MARGIN_BOTTOM]);
if (rect_expand_size.x < 1)
rect_expand_size.x = 1;
if (rect_expand_size.y < 1)
rect_expand_size.y = 1;
Point2i click_pos;
//treat x
if (p_point.x < p_rect.pos.x)
click_pos.x = 0;
else if (expand) {
if (p_point.x >= p_rect.pos.x + p_rect.size.x)
click_pos.x = imgsize.x - 1;
else if ((p_point.x - p_rect.pos.x) < expand_margin[MARGIN_LEFT])
click_pos.x = p_point.x;
else if ((p_point.x - (p_rect.pos.x + p_rect.size.x)) < expand_margin[MARGIN_RIGHT])
click_pos.x = imgsize.x - (p_point.x - (p_rect.pos.x + p_rect.size.x));
else //expand
click_pos.x = (p_point.x - p_rect.pos.x - expand_margin[MARGIN_LEFT]) * img_expand_size.x / rect_expand_size.x;
} else if ((p_point.x - p_rect.pos.x) > imgsize.x)
click_pos.x = imgsize.x;
//treat y
if (p_point.y < p_rect.pos.y)
click_pos.y = 0;
else if (expand) {
if (p_point.y >= p_rect.pos.y + p_rect.size.y)
click_pos.y = imgsize.y - 1;
else if ((p_point.y - p_rect.pos.y) < expand_margin[MARGIN_TOP])
click_pos.y = p_point.y;
else if ((p_point.y - (p_rect.pos.y + p_rect.size.y)) < expand_margin[MARGIN_BOTTOM])
click_pos.y = imgsize.y - (p_point.y - (p_rect.pos.y + p_rect.size.y));
else //expand
click_pos.y = (p_point.y - p_rect.pos.y - expand_margin[MARGIN_TOP]) * img_expand_size.y / rect_expand_size.y;
} else if ((p_point.y - p_rect.pos.y) > imgsize.y)
click_pos.y = imgsize.y;
return image.get_pixel(click_pos.x, click_pos.y).gray() > 0.5;
}
void StyleBoxImageMask::set_image(const Image &p_image) {
image = p_image;
}
Image StyleBoxImageMask::get_image() const {
return image;
}
void StyleBoxImageMask::set_expand(bool p_expand) {
expand = p_expand;
}
bool StyleBoxImageMask::get_expand() const {
return expand;
}
void StyleBoxImageMask::set_expand_margin_size(Margin p_expand_margin, float p_size) {
ERR_FAIL_INDEX(p_expand_margin, 4);
expand_margin[p_expand_margin] = p_size;
}
float StyleBoxImageMask::get_expand_margin_size(Margin p_expand_margin) const {
ERR_FAIL_INDEX_V(p_expand_margin, 4, 0);
return expand_margin[p_expand_margin];
}
StyleBoxImageMask::StyleBoxImageMask() {
for (int i = 0; i < 4; i++) {
expand_margin[i] = 0;
}
expand = true;
}