diff options
Diffstat (limited to 'plugingui/widget.cc')
| -rw-r--r-- | plugingui/widget.cc | 297 |
1 files changed, 0 insertions, 297 deletions
diff --git a/plugingui/widget.cc b/plugingui/widget.cc deleted file mode 100644 index da6b1e2..0000000 --- a/plugingui/widget.cc +++ /dev/null @@ -1,297 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/*************************************************************************** - * widget.cc - * - * Sun Oct 9 13:01:44 CEST 2011 - * Copyright 2011 Bent Bisballe Nyeng - * deva@aasimon.org - ****************************************************************************/ - -/* - * This file is part of DrumGizmo. - * - * DrumGizmo is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 3 of the License, or - * (at your option) any later version. - * - * DrumGizmo is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with DrumGizmo; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ -#include "widget.h" - -#include <cassert> - -#include "painter.h" -#include "window.h" - -namespace GUI -{ - -Widget::Widget(Widget* parent) - : parent(parent) -{ - if(parent) - { - parent->addChild(this); - _window = parent->window(); - } - - pixbuf.x = translateToWindowX(); - pixbuf.y = translateToWindowY(); -} - -Widget::~Widget() -{ - if(parent) - { - parent->removeChild(this); - } -} - -void Widget::show() -{ - setVisible(true); -} - -void Widget::hide() -{ - setVisible(false); -} - -void Widget::setVisible(bool visible) -{ - _visible = visible; - pixbuf.visible = visible; - redraw(); -} - -bool Widget::visible() const -{ - return _visible; -} - -void Widget::redraw() -{ - dirty = true; - window()->needsRedraw(); -} - -void Widget::addChild(Widget* widget) -{ - children.push_back(widget); -} - -void Widget::removeChild(Widget* widget) -{ - for(auto i = children.begin(); i != children.end(); ++i) - { - if(*i == widget) - { - children.erase(i); - return; - } - } -} - -void Widget::reparent(Widget* parent) -{ - if(parent == this->parent) - { - return; // Already at the right parent. - } - - if(this->parent) - { - this->parent->removeChild(this); - } - - if(parent) - { - parent->addChild(this); - } - - this->parent = parent; -} - -void Widget::resize(std::size_t width, std::size_t height) -{ - assert(width < 32000 && height < 32000); // Catch negative values as size_t - if((width < 1) || (height < 1) || - ((width == _width) && (height == _height))) - { - return; - } - - _width = width; - _height = height; - - // Store old size/position in pixelbuffer for rendering invalidation. - if(!pixbuf.has_last) - { - pixbuf.last_width = pixbuf.width; - pixbuf.last_height = pixbuf.height; - pixbuf.last_x = pixbuf.x; - pixbuf.last_y = pixbuf.y; - pixbuf.has_last = true; - } - - pixbuf.realloc(width, height); - pixbuf.x = translateToWindowX(); - pixbuf.y = translateToWindowY(); - redraw(); - sizeChangeNotifier(width, height); -} - -void Widget::move(int x, int y) -{ - if((_x == x) && - (_y == y)) - { - return; - } - - _x = x; - _y = y; - - // Store old size/position in pixelbuffer for rendering invalidation. - if(!pixbuf.has_last) - { - pixbuf.last_width = pixbuf.width; - pixbuf.last_height = pixbuf.height; - pixbuf.last_x = pixbuf.x; - pixbuf.last_y = pixbuf.y; - pixbuf.has_last = true; - } - - //pixbuf.x = translateToWindowX(); - //pixbuf.y = translateToWindowY(); - - positionChangeNotifier(x, y); -} - -int Widget::x() const -{ - return _x; -} - -int Widget::y() const -{ - return _y; -} - -std::size_t Widget::width() const -{ - return _width; -} - -std::size_t Widget::height() const -{ - return _height; -} - -Point Widget::position() const -{ - return { _x, _y }; -} - -PixelBufferAlpha& Widget::getPixelBuffer() -{ - return pixbuf; -} - -ImageCache& Widget::getImageCache() -{ - assert(parent); - return parent->getImageCache(); -} - -Widget* Widget::find(int x, int y) -{ - for(auto i = children.rbegin(); i != children.rend(); ++i) - { - Widget* widget = *i; - if(widget->visible()) - { - if((x >= widget->x()) && (x < (widget->x() + (int)widget->width())) && - (y >= widget->y()) && (y < (widget->y() + (int)widget->height()))) - { - return widget->find(x - widget->x(), y - widget->y()); - } - } - } - - return this; -} - -Window* Widget::window() -{ - return _window; -} - -std::vector<PixelBufferAlpha*> Widget::getPixelBuffers() -{ - std::vector<PixelBufferAlpha*> pixelBuffers; - - pixbuf.x = translateToWindowX(); - pixbuf.y = translateToWindowY(); - - if(dirty) - { - repaintEvent(nullptr); - pixbuf.dirty = true; - dirty = false; - } - - if(pixbuf.dirty || visible()) - { - pixelBuffers.push_back(&pixbuf); - } - - if(visible()) - { - for(auto child : children) - { - auto childPixelBuffers = child->getPixelBuffers(); - pixelBuffers.insert(pixelBuffers.end(), - childPixelBuffers.begin(), childPixelBuffers.end()); - } - } - - return pixelBuffers; -} - -bool Widget::hasKeyboardFocus() -{ - return window()->keyboardFocus() == this; -} - -std::size_t Widget::translateToWindowX() -{ - size_t window_x = x(); - if(parent) - { - window_x += parent->translateToWindowX(); - } - - return window_x; -} - -std::size_t Widget::translateToWindowY() -{ - size_t window_y = y(); - if(parent) - { - window_y += parent->translateToWindowY(); - } - - return window_y; -} - -} // GUI:: |