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added support imageProviders for colorpicker of qml

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This commit is contained in:
Andrei Yankovich 2020-09-30 21:18:03 +03:00
parent 55222dab05
commit 2e1cbba442
11 changed files with 112 additions and 33 deletions
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6
Examples/src/ImageViewPage.qml
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@ -1,6 +1,6 @@
import QtQuick 2.14
import QtQuick.Controls 2.14
import QtQuick.Controls.Material 2.14
import QtQuick 2.15
import QtQuick.Controls 2.15
import QtQuick.Controls.Material 2.15
import ViewSolutionsModule 1.0

6
Examples/src/VPGradientPage.qml
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@ -1,6 +1,6 @@
import QtQuick 2.14
import QtQuick.Controls 2.14
import QtQuick.Controls.Material 2.14
import QtQuick 2.15
import QtQuick.Controls 2.15
import QtQuick.Controls.Material 2.15
import ViewSolutionsModule 1.0

6
Examples/src/ViewPortContainerPage.qml
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@ -1,6 +1,6 @@
import QtQuick 2.14
import QtQuick.Controls 2.14
import QtQuick.Controls.Material 2.14
import QtQuick 2.15
import QtQuick.Controls 2.15
import QtQuick.Controls.Material 2.15
import ViewSolutionsModule 1.0

8
Examples/src/main.qml
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@ -9,11 +9,11 @@
**
****************************************************************************/
import QtQuick 2.14
import QtQuick 2.15
import QtQuick.Layouts 1.14
import QtQuick.Controls 2.14
import QtQuick.Controls.Material 2.14
import QtQuick.Controls.Universal 2.14
import QtQuick.Controls 2.15
import QtQuick.Controls.Material 2.15
import QtQuick.Controls.Universal 2.15
ApplicationWindow {
id: window

8
ViewSolutions/src/ViewSolutionsModule/ImageView.qml
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@ -1,8 +1,8 @@
import QtQuick 2.14
import QtQuick 2.15
import QtQuick.Layouts 1.14
import QtQuick.Controls 2.14
import QtQuick.Controls.Material 2.14
import QtQuick.Controls.Universal 2.14
import QtQuick.Controls 2.15
import QtQuick.Controls.Material 2.15
import QtQuick.Controls.Universal 2.15
Item {
id: root

9
ViewSolutions/src/ViewSolutionsModule/ViewPortDelegatBase.qml
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@ -1,13 +1,14 @@
import QtQuick 2.14
import QtQuick 2.15
import QtQuick.Layouts 1.14
import QtQuick.Controls 2.14
import QtQuick.Controls.Material 2.14
import QtQuick.Controls.Universal 2.14
import QtQuick.Controls 2.15
import QtQuick.Controls.Material 2.15
import QtQuick.Controls.Universal 2.15
Item {
id: delegateItem
property string source: ""
property alias imageSource: image
property var background: Rectangle {
border.color: "black"
anchors.fill: parent

19
ViewSolutions/src/ViewSolutionsModule/ViewPortGradientPage.qml
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@ -1,15 +1,26 @@
import QtQuick 2.14
import QtQuick 2.15
import QtQuick.Layouts 1.14
import QtQuick.Controls 2.14
import QtQuick.Controls.Material 2.14
import QtQuick.Controls.Universal 2.14
import QtQuick.Controls 2.15
import QtQuick.Controls.Material 2.15
import QtQuick.Controls.Universal 2.15
import QtGraphicalEffects 1.14
ViewPortPage {
id: root
Connections {
target: imageSource
onStatusChanged: {
if (imageSource.status === Image.Ready) {
bacground.color = colorPicker.pick(source);
}
}
}
background: Rectangle {
id: bacground
color: colorPicker.pick(source)
radius: 16
}

8
ViewSolutions/src/ViewSolutionsModule/ViewPortPage.qml
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@ -1,8 +1,8 @@
import QtQuick 2.14
import QtQuick 2.15
import QtQuick.Layouts 1.14
import QtQuick.Controls 2.14
import QtQuick.Controls.Material 2.14
import QtQuick.Controls.Universal 2.14
import QtQuick.Controls 2.15
import QtQuick.Controls.Material 2.15
import QtQuick.Controls.Universal 2.15
import QtGraphicalEffects 1.14

53
ViewSolutions/src/qmlcolorpicker.cpp
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@ -1,4 +1,7 @@
#include "qmlcolorpicker.h"
#include <QQmlApplicationEngine>
#include <QQuickAsyncImageProvider>
namespace ViewSolutions {
QMLColorPicker::QMLColorPicker(QObject *parent) :
@ -12,6 +15,56 @@ QMLColorPicker *ViewSolutions::QMLColorPicker::instance() {
}
QColor QMLColorPicker::pick(const QString &img) const {
if (img.left(6) == "image:") {
int urlBegin = img.indexOf('/', 8);
QString id = img.mid(8, urlBegin - 8);
if (!_engine)
return {};
QQuickImageProvider* provider = dynamic_cast<QQuickImageProvider*>(_engine->imageProvider(id));
if (!provider) {
return {};
}
QString url = img.mid(urlBegin + 1);
if (provider->imageType() & QQmlImageProviderBase::ImageResponse) {
auto async = static_cast<QQuickAsyncImageProvider*>(provider);
auto textureFacrory = async->requestImageResponse(url, {})->textureFactory();
if (!textureFacrory) {
return {};
}
QColor responce = ColorPicker::pick(textureFacrory->image());
delete textureFacrory;
return responce;
}
if (provider->imageType() & QQmlImageProviderBase::Texture) {
return ColorPicker::pick(provider->requestTexture(url, nullptr, {})->image());
}
if (provider->imageType() & QQmlImageProviderBase::Pixmap) {
return ColorPicker::pick(provider->requestPixmap(url, nullptr, {}).toImage());
}
if (provider->imageType() & QQmlImageProviderBase::Image) {
return ColorPicker::pick(provider->requestImage(url, nullptr, {}));
}
return {};
}
return ColorPicker::pick(img);
}
void QMLColorPicker::setEngine(QQmlApplicationEngine *engine) {
_engine = engine;
}
}

17
ViewSolutions/src/qmlcolorpicker.h
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@ -3,6 +3,8 @@
#include "colorpicker.h"
#include <QObject>
class QQmlApplicationEngine;
namespace ViewSolutions {
/**
@ -14,18 +16,27 @@ class LOGINVIEW_EXPORT QMLColorPicker : public QObject, private ColorPicker
public:
explicit QMLColorPicker(QObject *parent = nullptr);
/**
* @brief instance
* @brief instance This method return instance object of the QMLColorPicker setvice.
* @return static instance of this ColorPicker
*/
static QMLColorPicker* instance();
/**
* @brief pick - this is override function for qml
* @param img - path to image
* @brief pick This is override function for qml
* @param img This is path to image
* @return General color of image
*/
Q_INVOKABLE QColor pick(const QString &img) const;
/**
* @brief setEngine This method set qml engine for working with image providers.
* @param engine This is new engine.
*/
void setEngine(QQmlApplicationEngine *engine);
private:
QQmlApplicationEngine *_engine = nullptr;
};
}
#endif // QMLCOLORPICKER_H

5
ViewSolutions/src/viewsolutions.cpp
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@ -17,7 +17,10 @@ bool init(QQmlApplicationEngine *engine) {
engine->addImportPath(":/");
root->setContextProperty("colorPicker", QMLColorPicker::instance());
auto picker = QMLColorPicker::instance();
picker->setEngine(engine);
root->setContextProperty("colorPicker", picker);
return true;
}