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godot/scene/gui/texture_button.cpp
Rémi Verschelde ea7e8c8e86 Merge pull request #7795 from hpvb/rename-md-macro 
Rename the _MD macro to D_METHOD
2017-02-13 15:46:17 +01:00

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/*************************************************************************/
/* texture_button.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 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 "texture_button.h"
Size2 TextureButton::get_minimum_size() const {
Size2 rscale = Control::get_minimum_size();
if (!expand) {
if (normal.is_null()) {
if (pressed.is_null()) {
if (hover.is_null())
if (click_mask.is_null())
rscale= Size2();
else
rscale= click_mask->get_size();
else
rscale= hover->get_size();
} else
rscale=pressed->get_size();
} else
rscale= normal->get_size();
}
return rscale.abs();
}
bool TextureButton::has_point(const Point2& p_point) const {
if (click_mask.is_valid()) {
Point2i p =p_point;
if (p.x<0 || p.x>=click_mask->get_size().width || p.y<0 || p.y>=click_mask->get_size().height)
return false;
return click_mask->get_bit(p);
}
return Control::has_point(p_point);
}
void TextureButton::_notification(int p_what) {
switch( p_what ) {
case NOTIFICATION_DRAW: {
DrawMode draw_mode = get_draw_mode();
Ref<Texture> texdraw;
switch (draw_mode) {
case DRAW_NORMAL: {
if (normal.is_valid())
texdraw=normal;
} break;
case DRAW_PRESSED: {
if (pressed.is_null()) {
if (hover.is_null()) {
if (normal.is_valid())
texdraw=normal;
} else
texdraw=hover;
} else
texdraw=pressed;
} break;
case DRAW_HOVER: {
if (hover.is_null()) {
if (pressed.is_valid() && is_pressed())
texdraw=pressed;
else if (normal.is_valid())
texdraw=normal;
} else
texdraw=hover;
} break;
case DRAW_DISABLED: {
if (disabled.is_null()) {
if (normal.is_valid())
texdraw=normal;
} else
texdraw=disabled;
} break;
}
if (texdraw.is_valid()) {
Point2 ofs;
Size2 size = texdraw->get_size();
Rect2 tex_regin = Rect2(Point2(), texdraw->get_size());
bool tile = false;
if (expand) {
switch (stretch_mode) {
case STRETCH_KEEP:
size = texdraw->get_size();
break;
case STRETCH_SCALE:
size = get_size();
break;
case STRETCH_TILE:
size = get_size();
tile = true;
break;
case STRETCH_KEEP_CENTERED:
ofs = (get_size() - texdraw->get_size())/2;
size = texdraw->get_size();
break;
case STRETCH_KEEP_ASPECT_CENTERED:
case STRETCH_KEEP_ASPECT: {
Size2 _size=get_size();
float tex_width = texdraw->get_width() * _size.height / texdraw->get_height();
float tex_height = _size.height;
if (tex_width > _size.width) {
tex_width = _size.width;
tex_height = texdraw->get_height() * tex_width / texdraw->get_width();
}
if (stretch_mode==STRETCH_KEEP_ASPECT_CENTERED) {
ofs.x = (_size.width - tex_width)/2;
ofs.y = (_size.height - tex_height)/2;
}
size.width = tex_width;
size.height = tex_height;
} break;
case STRETCH_KEEP_ASPECT_COVERED:{
size = get_size();
Size2 tex_size = texdraw->get_size();
Size2 scaleSize(size.width/tex_size.width, size.height/tex_size.height);
float scale = scaleSize.width > scaleSize.height? scaleSize.width : scaleSize.height;
Size2 scaledTexSize = tex_size * scale;
Point2 ofs = ((scaledTexSize - size) / scale).abs() / 2.0f;
tex_regin = Rect2(ofs, size/scale);
} break;
}
}
if (tile)
draw_texture_rect(texdraw,Rect2(ofs,size),tile);
else
draw_texture_rect_region(texdraw, Rect2(ofs, size), tex_regin);
}
if (has_focus() && focused.is_valid()) {
Rect2 drect(Point2(), get_size());
draw_texture_rect(focused,drect,false);
};
} break;
}
}
void TextureButton::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_normal_texture","texture:Texture"),&TextureButton::set_normal_texture);
ClassDB::bind_method(D_METHOD("set_pressed_texture","texture:Texture"),&TextureButton::set_pressed_texture);
ClassDB::bind_method(D_METHOD("set_hover_texture","texture:Texture"),&TextureButton::set_hover_texture);
ClassDB::bind_method(D_METHOD("set_disabled_texture","texture:Texture"),&TextureButton::set_disabled_texture);
ClassDB::bind_method(D_METHOD("set_focused_texture","texture:Texture"),&TextureButton::set_focused_texture);
ClassDB::bind_method(D_METHOD("set_click_mask","mask:BitMap"),&TextureButton::set_click_mask);
ClassDB::bind_method(D_METHOD("set_expand","p_expand"),&TextureButton::set_expand);
ClassDB::bind_method(D_METHOD("set_stretch_mode","p_mode"),&TextureButton::set_stretch_mode);
ClassDB::bind_method(D_METHOD("get_normal_texture:Texture"),&TextureButton::get_normal_texture);
ClassDB::bind_method(D_METHOD("get_pressed_texture:Texture"),&TextureButton::get_pressed_texture);
ClassDB::bind_method(D_METHOD("get_hover_texture:Texture"),&TextureButton::get_hover_texture);
ClassDB::bind_method(D_METHOD("get_disabled_texture:Texture"),&TextureButton::get_disabled_texture);
ClassDB::bind_method(D_METHOD("get_focused_texture:Texture"),&TextureButton::get_focused_texture);
ClassDB::bind_method(D_METHOD("get_click_mask:BitMap"),&TextureButton::get_click_mask);
ClassDB::bind_method(D_METHOD("get_expand"),&TextureButton::get_expand);
ClassDB::bind_method(D_METHOD("get_stretch_mode"),&TextureButton::get_stretch_mode);
ADD_GROUP("Textures","texture_");
ADD_PROPERTYNZ(PropertyInfo(Variant::OBJECT,"texture_normal",PROPERTY_HINT_RESOURCE_TYPE,"Texture"), "set_normal_texture", "get_normal_texture");
ADD_PROPERTYNZ(PropertyInfo(Variant::OBJECT,"texture_pressed",PROPERTY_HINT_RESOURCE_TYPE,"Texture"), "set_pressed_texture", "get_pressed_texture");
ADD_PROPERTYNZ(PropertyInfo(Variant::OBJECT,"texture_hover",PROPERTY_HINT_RESOURCE_TYPE,"Texture"), "set_hover_texture", "get_hover_texture");
ADD_PROPERTYNZ(PropertyInfo(Variant::OBJECT,"texture_disabled",PROPERTY_HINT_RESOURCE_TYPE,"Texture"), "set_disabled_texture", "get_disabled_texture");
ADD_PROPERTYNZ(PropertyInfo(Variant::OBJECT,"texture_focused",PROPERTY_HINT_RESOURCE_TYPE,"Texture"), "set_focused_texture", "get_focused_texture");
ADD_PROPERTYNZ(PropertyInfo(Variant::OBJECT,"texture_click_mask",PROPERTY_HINT_RESOURCE_TYPE,"BitMap"), "set_click_mask", "get_click_mask") ;
ADD_PROPERTYNZ(PropertyInfo(Variant::BOOL,"expand",PROPERTY_HINT_RESOURCE_TYPE,"bool"), "set_expand", "get_expand") ;
ADD_PROPERTYNO(PropertyInfo(Variant::INT,"stretch_mode",PROPERTY_HINT_ENUM,"Scale,Tile,Keep,Keep Centered,Keep Aspect,Keep Aspect Centered,Keep Aspect Covered"), "set_stretch_mode", "get_stretch_mode");
BIND_CONSTANT(STRETCH_SCALE);
BIND_CONSTANT(STRETCH_TILE);
BIND_CONSTANT(STRETCH_KEEP);
BIND_CONSTANT(STRETCH_KEEP_CENTERED);
BIND_CONSTANT(STRETCH_KEEP_ASPECT);
BIND_CONSTANT(STRETCH_KEEP_ASPECT_CENTERED);
BIND_CONSTANT(STRETCH_KEEP_ASPECT_COVERED);
}
void TextureButton::set_normal_texture(const Ref<Texture>& p_normal) {
normal=p_normal;
update();
minimum_size_changed();
}
void TextureButton::set_pressed_texture(const Ref<Texture>& p_pressed) {
pressed=p_pressed;
update();
}
void TextureButton::set_hover_texture(const Ref<Texture>& p_hover) {
hover=p_hover;
update();
}
void TextureButton::set_disabled_texture(const Ref<Texture>& p_disabled) {
disabled=p_disabled;
update();
}
void TextureButton::set_click_mask(const Ref<BitMap>& p_click_mask) {
click_mask=p_click_mask;
update();
}
Ref<Texture> TextureButton::get_normal_texture() const {
return normal;
}
Ref<Texture> TextureButton::get_pressed_texture() const {
return pressed;
}
Ref<Texture> TextureButton::get_hover_texture() const {
return hover;
}
Ref<Texture> TextureButton::get_disabled_texture() const {
return disabled;
}
Ref<BitMap> TextureButton::get_click_mask() const {
return click_mask;
}
Ref<Texture> TextureButton::get_focused_texture() const {
return focused;
};
void TextureButton::set_focused_texture(const Ref<Texture>& p_focused) {
focused = p_focused;
};
bool TextureButton::get_expand() const {
return expand;
}
void TextureButton::set_expand(bool p_expand) {
expand = p_expand;
minimum_size_changed();
update();
}
void TextureButton::set_stretch_mode(StretchMode p_mode) {
stretch_mode = p_mode;
update();
}
TextureButton::StretchMode TextureButton::get_stretch_mode() const {
return stretch_mode;
}
TextureButton::TextureButton() {
expand = false;
stretch_mode = STRETCH_SCALE;
}
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