124 lines
4.4 KiB
C++
124 lines
4.4 KiB
C++
// This file is part of Desktop App Toolkit,
|
|
// a set of libraries for developing nice desktop applications.
|
|
//
|
|
// For license and copyright information please follow this link:
|
|
// https://github.com/desktop-app/legal/blob/master/LEGAL
|
|
//
|
|
#pragma once
|
|
|
|
#include "styles/style_basic.h"
|
|
|
|
#include <QtCore/QPoint>
|
|
#include <QtGui/QPainter>
|
|
|
|
class Painter : public QPainter {
|
|
public:
|
|
explicit Painter(QPaintDevice *device) : QPainter(device) {
|
|
}
|
|
|
|
void drawTextLeft(int x, int y, int outerw, const QString &text, int textWidth = -1) {
|
|
QFontMetrics m(fontMetrics());
|
|
auto ascent = (_ascent == 0 ? m.ascent() : _ascent);
|
|
if (style::RightToLeft() && textWidth < 0) textWidth = m.width(text);
|
|
drawText(style::RightToLeft() ? (outerw - x - textWidth) : x, y + ascent, text);
|
|
}
|
|
void drawTextRight(int x, int y, int outerw, const QString &text, int textWidth = -1) {
|
|
QFontMetrics m(fontMetrics());
|
|
auto ascent = (_ascent == 0 ? m.ascent() : _ascent);
|
|
if (!style::RightToLeft() && textWidth < 0) textWidth = m.width(text);
|
|
drawText(style::RightToLeft() ? x : (outerw - x - textWidth), y + ascent, text);
|
|
}
|
|
void drawPixmapLeft(int x, int y, int outerw, const QPixmap &pix, const QRect &from) {
|
|
drawPixmap(QPoint(style::RightToLeft() ? (outerw - x - (from.width() / pix.devicePixelRatio())) : x, y), pix, from);
|
|
}
|
|
void drawPixmapLeft(const QPoint &p, int outerw, const QPixmap &pix, const QRect &from) {
|
|
return drawPixmapLeft(p.x(), p.y(), outerw, pix, from);
|
|
}
|
|
void drawPixmapLeft(int x, int y, int w, int h, int outerw, const QPixmap &pix, const QRect &from) {
|
|
drawPixmap(QRect(style::RightToLeft() ? (outerw - x - w) : x, y, w, h), pix, from);
|
|
}
|
|
void drawPixmapLeft(const QRect &r, int outerw, const QPixmap &pix, const QRect &from) {
|
|
return drawPixmapLeft(r.x(), r.y(), r.width(), r.height(), outerw, pix, from);
|
|
}
|
|
void drawPixmapLeft(int x, int y, int outerw, const QPixmap &pix) {
|
|
drawPixmap(QPoint(style::RightToLeft() ? (outerw - x - (pix.width() / pix.devicePixelRatio())) : x, y), pix);
|
|
}
|
|
void drawPixmapLeft(const QPoint &p, int outerw, const QPixmap &pix) {
|
|
return drawPixmapLeft(p.x(), p.y(), outerw, pix);
|
|
}
|
|
void drawPixmapRight(int x, int y, int outerw, const QPixmap &pix, const QRect &from) {
|
|
drawPixmap(QPoint(style::RightToLeft() ? x : (outerw - x - (from.width() / pix.devicePixelRatio())), y), pix, from);
|
|
}
|
|
void drawPixmapRight(const QPoint &p, int outerw, const QPixmap &pix, const QRect &from) {
|
|
return drawPixmapRight(p.x(), p.y(), outerw, pix, from);
|
|
}
|
|
void drawPixmapRight(int x, int y, int w, int h, int outerw, const QPixmap &pix, const QRect &from) {
|
|
drawPixmap(QRect(style::RightToLeft() ? x : (outerw - x - w), y, w, h), pix, from);
|
|
}
|
|
void drawPixmapRight(const QRect &r, int outerw, const QPixmap &pix, const QRect &from) {
|
|
return drawPixmapRight(r.x(), r.y(), r.width(), r.height(), outerw, pix, from);
|
|
}
|
|
void drawPixmapRight(int x, int y, int outerw, const QPixmap &pix) {
|
|
drawPixmap(QPoint(style::RightToLeft() ? x : (outerw - x - (pix.width() / pix.devicePixelRatio())), y), pix);
|
|
}
|
|
void drawPixmapRight(const QPoint &p, int outerw, const QPixmap &pix) {
|
|
return drawPixmapRight(p.x(), p.y(), outerw, pix);
|
|
}
|
|
|
|
void setTextPalette(const style::TextPalette &palette) {
|
|
_textPalette = &palette;
|
|
}
|
|
void restoreTextPalette() {
|
|
_textPalette = nullptr;
|
|
}
|
|
const style::TextPalette &textPalette() const {
|
|
return _textPalette ? *_textPalette : st::defaultTextPalette;
|
|
}
|
|
void setFont(const style::font &font) {
|
|
_ascent = font->ascent;
|
|
QPainter::setFont(font->f);
|
|
}
|
|
|
|
private:
|
|
const style::TextPalette *_textPalette = nullptr;
|
|
int _ascent = 0;
|
|
|
|
};
|
|
|
|
class PainterHighQualityEnabler {
|
|
public:
|
|
PainterHighQualityEnabler(QPainter &p) : _painter(p) {
|
|
static constexpr QPainter::RenderHint Hints[] = {
|
|
QPainter::Antialiasing,
|
|
QPainter::SmoothPixmapTransform,
|
|
QPainter::TextAntialiasing,
|
|
QPainter::HighQualityAntialiasing
|
|
};
|
|
|
|
const auto hints = _painter.renderHints();
|
|
for (const auto hint : Hints) {
|
|
if (!(hints & hint)) {
|
|
_hints |= hint;
|
|
}
|
|
}
|
|
if (_hints) {
|
|
_painter.setRenderHints(_hints);
|
|
}
|
|
}
|
|
|
|
PainterHighQualityEnabler(
|
|
const PainterHighQualityEnabler &other) = delete;
|
|
PainterHighQualityEnabler &operator=(
|
|
const PainterHighQualityEnabler &other) = delete;
|
|
|
|
~PainterHighQualityEnabler() {
|
|
if (_hints) {
|
|
_painter.setRenderHints(_hints, false);
|
|
}
|
|
}
|
|
|
|
private:
|
|
QPainter &_painter;
|
|
QPainter::RenderHints _hints = 0;
|
|
|
|
};
|