165 lines
6.0 KiB
C++
165 lines
6.0 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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class Widget : public QWidget {
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public:
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Widget(QWidget *parent = 0) : QWidget(parent) {
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}
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void moveToLeft(int x, int y, int outerw) {
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move(rtl() ? (outerw - x - width()) : x, y);
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}
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void moveToRight(int x, int y, int outerw) {
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move(rtl() ? x : (outerw - x - width()), y);
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}
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};
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namespace App {
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const QPixmap &sprite();
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}
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class Painter : public QPainter {
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public:
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explicit Painter(QPaintDevice *device) : QPainter(device) {
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}
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void drawTextLeft(int x, int y, int outerw, const QString &text, int textWidth = -1) {
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QFontMetrics m(fontMetrics());
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if (rtl() && textWidth < 0) textWidth = m.width(text);
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drawText(rtl() ? (outerw - x - textWidth) : x, y + m.ascent(), text);
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}
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void drawTextRight(int x, int y, int outerw, const QString &text, int textWidth = -1) {
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QFontMetrics m(fontMetrics());
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if (!rtl() && textWidth < 0) textWidth = m.width(text);
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drawText(rtl() ? x : (outerw - x - textWidth), y + m.ascent(), text);
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}
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void drawPixmapLeft(int x, int y, int outerw, const QPixmap &pix, const QRect &from) {
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drawPixmap(QPoint(rtl() ? (outerw - x - (from.width() / pix.devicePixelRatio())) : x, y), pix, from);
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}
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void drawPixmapLeft(const QPoint &p, int outerw, const QPixmap &pix, const QRect &from) {
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return drawPixmapLeft(p.x(), p.y(), outerw, pix, from);
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}
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void drawPixmapLeft(int x, int y, int w, int h, int outerw, const QPixmap &pix, const QRect &from) {
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drawPixmap(QRect(rtl() ? (outerw - x - w) : x, y, w, h), pix, from);
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}
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void drawPixmapLeft(const QRect &r, int outerw, const QPixmap &pix, const QRect &from) {
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return drawPixmapLeft(r.x(), r.y(), r.width(), r.height(), outerw, pix, from);
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}
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void drawPixmapLeft(int x, int y, int outerw, const QPixmap &pix) {
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drawPixmap(QPoint(rtl() ? (outerw - x - (pix.width() / pix.devicePixelRatio())) : x, y), pix);
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}
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void drawPixmapLeft(const QPoint &p, int outerw, const QPixmap &pix) {
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return drawPixmapLeft(p.x(), p.y(), outerw, pix);
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}
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void drawPixmapRight(int x, int y, int outerw, const QPixmap &pix, const QRect &from) {
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drawPixmap(QPoint(rtl() ? x : (outerw - x - (from.width() / pix.devicePixelRatio())), y), pix, from);
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}
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void drawPixmapRight(const QPoint &p, int outerw, const QPixmap &pix, const QRect &from) {
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return drawPixmapRight(p.x(), p.y(), outerw, pix, from);
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}
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void drawPixmapRight(int x, int y, int w, int h, int outerw, const QPixmap &pix, const QRect &from) {
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drawPixmap(QRect(rtl() ? x : (outerw - x - w), y, w, h), pix, from);
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}
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void drawPixmapRight(const QRect &r, int outerw, const QPixmap &pix, const QRect &from) {
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return drawPixmapRight(r.x(), r.y(), r.width(), r.height(), outerw, pix, from);
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}
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void drawPixmapRight(int x, int y, int outerw, const QPixmap &pix) {
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drawPixmap(QPoint(rtl() ? x : (outerw - x - (pix.width() / pix.devicePixelRatio())), y), pix);
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}
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void drawPixmapRight(const QPoint &p, int outerw, const QPixmap &pix) {
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return drawPixmapRight(p.x(), p.y(), outerw, pix);
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}
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void drawSprite(int x, int y, const style::sprite &sprite) {
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return drawPixmap(QPoint(x, y), App::sprite(), sprite);
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}
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void drawSprite(const QPoint &p, const style::sprite &sprite) {
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return drawPixmap(p, App::sprite(), sprite);
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}
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void drawSpriteLeft(int x, int y, int outerw, const style::sprite &sprite) {
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return drawPixmapLeft(x, y, outerw, App::sprite(), sprite);
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}
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void drawSpriteLeft(const QPoint &p, int outerw, const style::sprite &sprite) {
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return drawPixmapLeft(p, outerw, App::sprite(), sprite);
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}
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void drawSpriteLeft(int x, int y, int w, int h, int outerw, const style::sprite &sprite) {
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return drawPixmapLeft(x, y, w, h, outerw, App::sprite(), sprite);
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}
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void drawSpriteLeft(const QRect &r, int outerw, const style::sprite &sprite) {
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return drawPixmapLeft(r, outerw, App::sprite(), sprite);
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}
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void drawSpriteRight(int x, int y, int outerw, const style::sprite &sprite) {
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return drawPixmapRight(x, y, outerw, App::sprite(), sprite);
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}
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void drawSpriteRight(const QPoint &p, int outerw, const style::sprite &sprite) {
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return drawPixmapRight(p, outerw, App::sprite(), sprite);
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}
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void drawSpriteRight(int x, int y, int w, int h, int outerw, const style::sprite &sprite) {
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return drawPixmapRight(x, y, w, h, outerw, App::sprite(), sprite);
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}
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void drawSpriteRight(const QRect &r, int outerw, const style::sprite &sprite) {
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return drawPixmapRight(r, outerw, App::sprite(), sprite);
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}
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void drawSpriteCenter(const QRect &in, const style::sprite &sprite) {
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return drawPixmap(QPoint(in.x() + (in.width() - sprite.pxWidth()) / 2, in.y() + (in.height() - sprite.pxHeight()) / 2), App::sprite(), sprite);
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}
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};
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class TWidget : public Widget {
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Q_OBJECT
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public:
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TWidget(QWidget *parent = 0) : Widget(parent) {
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}
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TWidget *tparent() {
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return qobject_cast<TWidget*>(parentWidget());
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}
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const TWidget *tparent() const {
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return qobject_cast<const TWidget*>(parentWidget());
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}
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virtual void leaveToChildEvent(QEvent *e) { // e -- from enterEvent() of child TWidget
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}
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virtual void enterFromChildEvent(QEvent *e) { // e -- from leaveEvent() of child TWidget
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}
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bool event(QEvent *e) {
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return QWidget::event(e);
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}
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protected:
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void enterEvent(QEvent *e) {
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TWidget *p(tparent());
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if (p) p->leaveToChildEvent(e);
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return Widget::enterEvent(e);
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}
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void leaveEvent(QEvent *e) {
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TWidget *p(tparent());
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if (p) p->enterFromChildEvent(e);
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return Widget::leaveEvent(e);
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}
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private:
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};
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QPixmap myGrab(QWidget *target, const QRect &rect);
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