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-rw-r--r--src/plugins/platforms/wasm/qwasmcompositor.h211
1 files changed, 24 insertions, 187 deletions
diff --git a/src/plugins/platforms/wasm/qwasmcompositor.h b/src/plugins/platforms/wasm/qwasmcompositor.h
index 1feda04870..4953d65233 100644
--- a/src/plugins/platforms/wasm/qwasmcompositor.h
+++ b/src/plugins/platforms/wasm/qwasmcompositor.h
@@ -1,222 +1,59 @@
-/****************************************************************************
-**
-** Copyright (C) 2018 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the plugins of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:GPL$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 or (at your option) any later version
-** approved by the KDE Free Qt Foundation. The licenses are as published by
-** the Free Software Foundation and appearing in the file LICENSE.GPL3
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2018 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef QWASMCOMPOSITOR_H
#define QWASMCOMPOSITOR_H
-#include <QtGui/qregion.h>
-#include <qpa/qplatformwindow.h>
-
-#include <QtOpenGL/qopengltextureblitter.h>
-#include <QtGui/qpalette.h>
-#include <QtGui/qpainter.h>
-#include <QtGui/qinputdevice.h>
+#include "qwasmwindowstack.h"
-#include <QPointer>
-#include <QPointingDevice>
+#include <qpa/qplatformwindow.h>
-#include <emscripten/html5.h>
+#include <QMap>
QT_BEGIN_NAMESPACE
class QWasmWindow;
class QWasmScreen;
-class QOpenGLContext;
-class QOpenGLTexture;
-class QWasmEventTranslator;
-class QWasmCompositedWindow
-{
-public:
- QWasmCompositedWindow();
-
- QWasmWindow *window;
- QWasmWindow *parentWindow;
- QRegion damage;
- bool flushPending;
- bool visible;
- QList<QWasmWindow *> childWindows;
-};
+enum class QWasmWindowTreeNodeChangeType;
-class QWasmCompositor : public QObject
+class QWasmCompositor final : public QObject
{
Q_OBJECT
public:
QWasmCompositor(QWasmScreen *screen);
- ~QWasmCompositor();
- void deregisterEventHandlers();
- void destroy();
-
- enum QWasmSubControl {
- SC_None = 0x00000000,
- SC_TitleBarSysMenu = 0x00000001,
- SC_TitleBarMinButton = 0x00000002,
- SC_TitleBarMaxButton = 0x00000004,
- SC_TitleBarCloseButton = 0x00000008,
- SC_TitleBarNormalButton = 0x00000010,
- SC_TitleBarLabel = 0x00000100
- };
- Q_DECLARE_FLAGS(SubControls, QWasmSubControl)
-
- enum QWasmStateFlag {
- State_None = 0x00000000,
- State_Enabled = 0x00000001,
- State_Raised = 0x00000002,
- State_Sunken = 0x00000004
- };
- Q_DECLARE_FLAGS(StateFlags, QWasmStateFlag)
-
- enum ResizeMode {
- ResizeNone,
- ResizeTopLeft,
- ResizeTop,
- ResizeTopRight,
- ResizeRight,
- ResizeBottomRight,
- ResizeBottom,
- ResizeBottomLeft,
- ResizeLeft
- };
-
- struct QWasmTitleBarOptions {
- QRect rect;
- Qt::WindowFlags flags;
- int state;
- QPalette palette;
- QString titleBarOptionsString;
- QWasmCompositor::SubControls subControls;
- QIcon windowIcon;
- };
-
- struct QWasmFrameOptions {
- QRect rect;
- int lineWidth;
- QPalette palette;
- };
-
- void setEnabled(bool enabled);
-
- void addWindow(QWasmWindow *window, QWasmWindow *parentWindow = nullptr);
- void removeWindow(QWasmWindow *window);
+ ~QWasmCompositor() final;
void setVisible(QWasmWindow *window, bool visible);
- void raise(QWasmWindow *window);
- void lower(QWasmWindow *window);
- void setParent(QWasmWindow *window, QWasmWindow *parent);
-
- int windowCount() const;
- QWindow *windowAt(QPoint globalPoint, int padding = 0) const;
- QWindow *keyWindow() const;
-
- static QWasmTitleBarOptions makeTitleBarOptions(const QWasmWindow *window);
- static QRect titlebarRect(QWasmTitleBarOptions tb, QWasmCompositor::SubControls subcontrol);
+ void onScreenDeleting();
QWasmScreen *screen();
- QOpenGLContext *context();
+ void setEnabled(bool enabled);
+ static bool releaseRequestUpdateHold();
+
+ void requestUpdate();
enum UpdateRequestDeliveryType { ExposeEventDelivery, UpdateRequestDelivery };
- void requestUpdateAllWindows();
void requestUpdateWindow(QWasmWindow *window, UpdateRequestDeliveryType updateType = ExposeEventDelivery);
- void requestUpdate();
- void deliverUpdateRequests();
- void deliverUpdateRequest(QWasmWindow *window, UpdateRequestDeliveryType updateType);
- void handleBackingStoreFlush();
- bool processMouse(int eventType, const EmscriptenMouseEvent *mouseEvent);
- bool processKeyboard(int eventType, const EmscriptenKeyboardEvent *keyEvent);
- bool processWheel(int eventType, const EmscriptenWheelEvent *wheelEvent);
- int handleTouch(int eventType, const EmscriptenTouchEvent *touchEvent);
- void resizeWindow(QWindow *window, QWasmCompositor::ResizeMode mode, QRect startRect, QPoint amount);
-private slots:
- void frame();
+ void handleBackingStoreFlush(QWindow *window);
+ void onWindowTreeChanged(QWasmWindowTreeNodeChangeType changeType, QWasmWindow *window);
private:
- void initEventHandlers();
- void notifyTopWindowChanged(QWasmWindow *window);
- void drawWindow(QOpenGLTextureBlitter *blitter, QWasmScreen *screen, QWasmWindow *window);
- void drawWindowContent(QOpenGLTextureBlitter *blitter, QWasmScreen *screen, QWasmWindow *window);
- void blit(QOpenGLTextureBlitter *blitter, QWasmScreen *screen, const QOpenGLTexture *texture, QRect targetGeometry);
-
- void drawWindowDecorations(QOpenGLTextureBlitter *blitter, QWasmScreen *screen, QWasmWindow *window);
- void drwPanelButton();
-
- QScopedPointer<QOpenGLContext> m_context;
- QScopedPointer<QOpenGLTextureBlitter> m_blitter;
-
- QHash<QWasmWindow *, QWasmCompositedWindow> m_compositedWindows;
- QList<QWasmWindow *> m_windowStack;
- QRegion m_globalDamage; // damage caused by expose, window close, etc.
- bool m_needComposit;
- bool m_inFlush;
- bool m_inResize;
- bool m_isEnabled;
- QSize m_targetSize;
- qreal m_targetDevicePixelRatio;
- QMap<QWasmWindow *, UpdateRequestDeliveryType> m_requestUpdateWindows;
- bool m_requestUpdateAllWindows = false;
- int m_requestAnimationFrameId = -1;
- bool m_inDeliverUpdateRequest = false;
-
- QPointer<QWindow> draggedWindow;
- QPointer<QWindow> pressedWindow;
- QPointer<QWindow> lastWindow;
- Qt::MouseButtons pressedButtons;
-
- QWasmCompositor::ResizeMode resizeMode;
- QPoint resizePoint;
- QRect resizeStartRect;
- QPointingDevice *touchDevice;
-
- QMap <int, QPointF> pressedTouchIds;
-
- QCursor overriddenCursor;
- bool isCursorOverridden = false;
+ void frame(const QList<QWasmWindow *> &windows);
- static QPalette makeWindowPalette();
-
- void drawFrameWindow(QWasmFrameOptions options, QPainter *painter);
- void drawTitlebarWindow(QWasmTitleBarOptions options, QPainter *painter);
- void drawShadePanel(QWasmTitleBarOptions options, QPainter *painter);
- void drawItemPixmap(QPainter *painter, const QRect &rect,
- int alignment, const QPixmap &pixmap) const;
-
- static int keyboard_cb(int eventType, const EmscriptenKeyboardEvent *keyEvent, void *userData);
- static int mouse_cb(int eventType, const EmscriptenMouseEvent *mouseEvent, void *userData);
- static int focus_cb(int eventType, const EmscriptenFocusEvent *focusEvent, void *userData);
- static int wheel_cb(int eventType, const EmscriptenWheelEvent *wheelEvent, void *userData);
+ void deregisterEventHandlers();
- static int touchCallback(int eventType, const EmscriptenTouchEvent *ev, void *userData);
+ void deliverUpdateRequests();
+ void deliverUpdateRequest(QWasmWindow *window, UpdateRequestDeliveryType updateType);
- QWasmEventTranslator *eventTranslator;
+ bool m_isEnabled = true;
+ QMap<QWasmWindow *, UpdateRequestDeliveryType> m_requestUpdateWindows;
+ int m_requestAnimationFrameId = -1;
+ bool m_inDeliverUpdateRequest = false;
+ static bool m_requestUpdateHoldEnabled;
};
-Q_DECLARE_OPERATORS_FOR_FLAGS(QWasmCompositor::SubControls)
QT_END_NAMESPACE
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-25 02:19:08 +0000