add ubuntu platform

2013-10-26 06:17:04 +04:00
parent fed4f2280d
commit b44ea1c69f
9 changed files with 354 additions and 0 deletions
@@ -0,0 +1,143 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+*/
+
+#include "camera.h"
+#include <cordova.h>
+
+#include <QCameraViewfinder>
+#include <QCameraImageCapture>
+#include <QGraphicsObject>
+#include <QCloseEvent>
+#include <QQuickItem>
+
+const char code[] = "\
+var component, object;                                                  \
+function createObject() {                                               \
+    component = Qt.createComponent(%1);                                 \
+    if (component.status == Component.Ready)                            \
+        finishCreation();                                               \
+    else                                                                \
+        component.statusChanged.connect(finishCreation);                \
+}                                                                       \
+function finishCreation() {                                             \
+    CordovaWrapper.object = component.createObject(root,                \
+        {root: root, cordova: cordova});                                \
+}                                                                       \
+createObject()";
+
+
+Camera::Camera(Cordova *cordova):
+    CPlugin(cordova),
+    _lastScId(0),
+    _lastEcId(0) {
+}
+
+bool Camera::preprocessImage(QString &path) {
+    bool convertToPNG = (*_options.find("encodingType")).toInt() == Camera::PNG;
+    int quality = (*_options.find("quality")).toInt();
+    int width = (*_options.find("targetWidth")).toInt();
+    int height = (*_options.find("targetHeight")).toInt();
+
+    QImage image(path);
+    if (width <= 0)
+        width = image.width();
+    if (height <= 0)
+        height = image.height();
+    image = image.scaled(width, height, Qt::KeepAspectRatio, Qt::SmoothTransformation);
+
+    QFile oldImage(path);
+    QTemporaryFile newImage;
+
+    const char *type;
+    if (convertToPNG) {
+        newImage.setFileTemplate("imgXXXXXX.png");
+        type = "png";
+    } else {
+        newImage.setFileTemplate("imgXXXXXX.jpg");
+        type = "jpg";
+    }
+
+    newImage.open();
+    newImage.setAutoRemove(false);
+    image.save(newImage.fileName(), type, quality);
+
+    path = newImage.fileName();
+    oldImage.remove();
+
+    return true;
+}
+
+void Camera::onImageSaved(QString path) {
+    bool dataURL = _options.find("destinationType")->toInt() == Camera::DATA_URL;
+
+    QString cbParams;
+    if (preprocessImage(path)) {
+        QString absolutePath = QFileInfo(path).absoluteFilePath();
+        if (dataURL) {
+            QFile image(absolutePath);
+            image.open(QIODevice::ReadOnly);
+            QByteArray content = image.readAll().toBase64();
+            cbParams = QString("\"%1\"").arg(content.data());
+            image.remove();
+        } else {
+            cbParams = CordovaInternal::format(QUrl::fromLocalFile(absolutePath).toString());
+        }
+    }
+
+    this->callback(_lastScId, cbParams);
+
+    _lastEcId = _lastScId = 0;
+}
+
+void Camera::takePicture(int scId, int ecId, int quality, int destinationType, int/*sourceType*/, int targetWidth, int targetHeight, int encodingType,
+                         int/*mediaType*/, bool/*allowEdit*/, bool/*correctOrientation*/, bool/*saveToPhotoAlbum*/, const QVariantMap &/*popoverOptions*/, int/*cameraDirection*/) {
+    if (_camera.isNull()) {
+        _camera = QSharedPointer<QCamera>(new QCamera());
+    }
+
+    if (((_lastScId || _lastEcId) && (_lastScId != scId && _lastEcId != ecId)) || !_camera->isAvailable() || _camera->lockStatus() != QCamera::Unlocked) {
+        this->cb(_lastEcId, "Device is busy");
+        return;
+    }
+
+    _options.clear();
+    _options.insert("quality", quality);
+    _options.insert("destinationType", destinationType);
+    _options.insert("targetWidth", targetWidth);
+    _options.insert("targetHeight", targetHeight);
+    _options.insert("encodingType", encodingType);
+
+    _lastScId = scId;
+    _lastEcId = ecId;
+
+    QString path = m_cordova->get_app_dir() + "/../qml/CaptureWidget.qml";
+
+    // TODO: relative url
+    QString qml = QString(code).arg(CordovaInternal::format(path));
+    m_cordova->execQML(qml);
+}
+
+void Camera::cancel() {
+    m_cordova->execQML("CordovaWrapper.object.destroy()");
+    this->cb(_lastEcId, "canceled");
+
+    _lastEcId = _lastScId = 0;
+}