Added initial files taken from yat declarative

cool-old-term.pro

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+QT += gui quick
+
+include(yat/yat_declarative/yat_declarative.pro)
+
+# If your application uses the Qt Mobility libraries, uncomment the following
+# lines and add the respective components to the MOBILITY variable.
+# CONFIG += mobility
+# MOBILITY +=
+
+# The .cpp file which was generated for your project. Feel free to hack it.
+SOURCES += main.cpp
+
+# Installation path
+# target.path =
+
+OTHER_FILES += \
+        $$PWD/qml/cool-old-term/main.qml \
+    $$PWD/qml/cool-old-term/TerminalLine.qml \
+    $$PWD/qml/cool-old-term/TerminalScreen.qml \
+    $$PWD/qml/cool-old-term/TerminalText.qml \
+    $$PWD/qml/cool-old-term/HighlightArea.qml

main.cpp

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+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+#include <QQuickWindow>
+
+#include "register_qml_types.h"
+#include "terminal_screen.h"
+#include "yat_pty.h"
+
+int main(int argc, char *argv[])
+{
+    QGuiApplication app(argc, argv);
+    app.setApplicationName("cool-old-term");
+
+    register_qml_types();
+
+    QQmlApplicationEngine engine;
+    engine.load(QUrl("qml/cool-old-term/main.qml"));
+
+    return app.exec();
+}

qml/cool-old-term/HighlightArea.qml

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+import QtQuick 2.0
+
+Item {
+    id: highlightArea
+
+    property real characterWidth: 0
+    property real characterHeight: 0
+    property int screenWidth: width / characterWidth
+
+    property point start
+    property point end
+
+    property color color: "grey"
+
+    width: parent.width
+    height: parent.height
+
+    opacity: 0.8
+
+    Rectangle {
+        id: begginning_rectangle
+        color: parent.color
+        opacity: parent.opacity
+        y:0
+        height: characterHeight
+    }
+
+    Rectangle {
+        id: middle_rectangle
+        color: parent.color
+        opacity: parent.opacity
+        width: parent.width
+        x: 0
+        anchors.top: begginning_rectangle.bottom
+
+    }
+
+    Rectangle {
+        id: end_rectangle
+        color: parent.color
+        opacity: parent.opacity
+        x: 0
+        height: characterHeight
+        anchors.top: middle_rectangle.bottom
+    }
+
+    onCharacterWidthChanged: calculateRectangles();
+    onCharacterHeightChanged: calculateRectangles();
+    onScreenWidthChanged: calculateRectangles();
+
+    onStartChanged: calculateRectangles();
+    onEndChanged: calculateRectangles();
+
+    function calculateRectangles() {
+        highlightArea.y = start.y * characterHeight;
+        begginning_rectangle.x = start.x * characterWidth;
+        if (start.y === end.y) {
+            middle_rectangle.visible = false;
+            end_rectangle.visible = false
+            begginning_rectangle.width = (end.x - start.x) * characterWidth;
+        } else {
+            begginning_rectangle.width = (screenWidth - start.x) * characterWidth;
+            if (start.y === end.y - 1) {
+                middle_rectangle.height = 0;
+                middle_rectangle.visible = false;
+            }else {
+                middle_rectangle.visible = true;
+                middle_rectangle.height = (end.y - start.y - 1) * characterHeight;
+            }
+            end_rectangle.visible = true;
+            end_rectangle.width = end.x * characterWidth;
+        }
+    }
+
+}

qml/cool-old-term/TerminalLine.qml

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+import QtQuick 2.0
+
+import org.yat 1.0
+
+ObjectDestructItem {
+    id: textLine
+
+    property var textComponent : Qt.createComponent("TerminalText.qml")
+    property font font
+    property real fontHeight
+    property real fontWidth
+
+    height: fontHeight
+    width: parent.width
+    visible: objectHandle.visible
+
+    Connections {
+        target: objectHandle
+
+        onIndexChanged: {
+            y = objectHandle.index * fontHeight;
+        }
+
+        onTextCreated: {
+            var textSegment = textComponent.createObject(textLine,
+                {
+                    "objectHandle" : text,
+                    "font" : textLine.font,
+                    "fontWidth" : textLine.fontWidth,
+                })
+        }
+    }
+}
+

qml/cool-old-term/TerminalScreen.qml

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+import QtQuick 2.0
+
+import org.yat 1.0
+
+TerminalScreen {
+    id: screenItem
+
+    property font font
+    property real fontWidth: fontMetricText.paintedWidth
+    property real fontHeight: fontMetricText.paintedHeight
+
+    property var lineComponent : Qt.createComponent("TerminalLine.qml")
+
+    font.family: "courier"
+
+    Text {
+        id: fontMetricText
+        text: "B"
+        font: parent.font
+        visible: false
+        textFormat: Text.PlainText
+    }
+
+    Rectangle {
+        id: background
+        anchors.fill: parent
+        color: "black"
+    }
+
+    Connections {
+        id: connections
+
+        target: terminal.screen
+
+        onFlash: {
+            flashAnimation.start()
+        }
+
+        onCursorPositionChanged: {
+            cursor.x = x * fontWidth;
+            cursor.y = y * fontHeight;
+        }
+
+        onReset: {
+            resetScreenItems();
+        }
+
+        onLineCreated: {
+            var lineVariable = lineComponent.createObject(screenItem,
+                {
+                    "objectHandle" : line,
+                    "font": screenItem.font,
+                    "fontWidth" : screenItem.fontWidth,
+                    "fontHeight" : screenItem.fontHeight,
+                })
+        }
+    }
+
+    onFontChanged: {
+        setTerminalHeight();
+        setTerminalWidth();
+    }
+
+    onWidthChanged: {
+        setTerminalWidth();
+    }
+    onHeightChanged: {
+        setTerminalHeight();
+    }
+    Component.onCompleted: {
+        setTerminalWidth();
+        setTerminalHeight();
+    }
+
+    function setTerminalWidth() {
+        if (fontWidth > 0) {
+            var pty_width = Math.floor(width / fontWidth);
+            screen.width = pty_width;
+        }
+    }
+
+    function setTerminalHeight() {
+        if (fontHeight > 0) {
+            var pty_height = Math.floor(height / fontHeight);
+            screen.height = pty_height;
+        }
+    }
+
+
+    Item {
+        id: keyHandler
+        focus: true
+        Keys.onPressed: {
+            terminal.screen.sendKey(event.text, event.key, event.modifiers);
+            if (event.text === "?") {
+                terminal.screen.printScreen()
+            }
+        }
+    }
+
+    HighlightArea {
+        characterHeight: fontHeight
+        characterWidth: fontWidth
+
+        start: screen.selectionAreaStart
+        end: screen.selectionAreaEnd
+
+        visible: screen.selectionEnabled
+    }
+
+    Rectangle {
+        id: cursor
+        width: fontWidth
+        height: fontHeight
+        x: 0
+        y: 0
+        color: "white"
+    }
+
+    Rectangle {
+        id: flash
+        anchors.fill: parent
+        color: "grey"
+        opacity: 0
+        SequentialAnimation {
+            id: flashAnimation
+            NumberAnimation {
+                target: flash
+                property: "opacity"
+                to: 1
+                duration: 75
+            }
+            NumberAnimation {
+                target: flash
+                property: "opacity"
+                to: 0
+                duration: 75
+            }
+        }
+    }
+
+    MouseArea {
+        id:mousArea
+
+        property point drag_start
+
+        anchors.fill: parent
+        acceptedButtons: Qt.LeftButton | Qt.MiddleButton
+        onPressed: {
+            if (mouse.button == Qt.LeftButton) {
+                hoverEnabled = true;
+                var character = Math.floor((mouse.x / screen.charWidth));
+                var line = Math.floor(mouse.y / screen.lineHeight);
+                var start = Qt.point(character,line);
+                drag_start = start;
+                screen.selectionAreaStart = start;
+                screen.selectionAreaEnd = start;
+            }
+        }
+
+        onPositionChanged: {
+            var character = Math.floor(mouse.x / screen.charWidth);
+            var line = Math.floor(mouse.y / screen.lineHeight);
+            var current_pos = Qt.point(character,line);
+            if (line < drag_start.y || (line === drag_start.y && character < drag_start.x)) {
+                screen.selectionAreaStart = current_pos;
+                screen.selectionAreaEnd = drag_start;
+            }else {
+                screen.selectionAreaEnd = current_pos;
+                screen.selectionAreaStart = drag_start;
+            }
+        }
+
+        onReleased: {
+            if (mouse.button == Qt.LeftButton) {
+                hoverEnabled = false;
+                screen.sendSelectionToSelection();
+            }
+        }
+
+        onClicked: {
+            if (mouse.button == Qt.MiddleButton) {
+                screen.pasteFromSelection();
+            }
+        }
+        onDoubleClicked: {
+            if (mouse.button == Qt.LeftButton) {
+                var character = Math.floor(mouse.x / screen.charWidth);
+                var line = Math.floor(mouse.y / screen.lineHeight);
+                screen.doubleClicked(Qt.point(character,line));
+            }
+        }
+    }
+}

qml/cool-old-term/TerminalText.qml

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+/*******************************************************************************
+* Copyright (c) 2013 Jørgen Lind
+*
+* Permission is hereby granted, free of charge, to any person obtaining a copy
+* of this software and associated documentation files (the "Software"), to deal
+* in the Software without restriction, including without limitation the rights
+* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+* copies of the Software, and to permit persons to whom the Software is
+* furnished to do so, subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in all
+* copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+* SOFTWARE.
+*
+*******************************************************************************/
+
+import QtQuick 2.0
+
+import org.yat 1.0
+
+ObjectDestructItem {
+    id: textItem
+    property font font
+    property real fontWidth
+
+    y: 0
+    x: 0
+
+    width: textElement.paintedWidth
+    height: textElement.paintedHeight
+
+    visible: objectHandle.visible
+
+    Rectangle {
+        anchors.fill: parent
+        color: textItem.objectHandle.backgroundColor
+    }
+
+
+    Text {
+        id: textElement
+        anchors.fill: parent
+        text: objectHandle.text
+        color: objectHandle.foregroundColor
+        font: textItem.font
+        textFormat: Text.PlainText
+    }
+
+    Connections {
+        target: objectHandle
+
+        onIndexChanged: {
+            textItem.x = objectHandle.index *  textItem.fontWidth;
+        }
+    }
+
+    //Component.onCompleted: {
+    //    //color = randomBg();
+    //}
+    //function randomBg()
+    //{
+    //    var hex1=new Array("0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F")
+    //        var hex2=new Array("0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F")
+    //        var hex3=new Array("0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F")
+    //        var hex4=new Array("0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F")
+    //        var hex5=new Array("0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F")
+    //        var hex6=new Array("0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F")
+    //        var bg="#"+hex1[Math.floor(Math.random()*hex1.length)]+hex2[Math.floor(Math.random()*hex2.length)]+hex3[Math.floor(Math.random()*hex3.length)]+hex4[Math.floor(Math.random()*hex4.length)]+hex5[Math.floor(Math.random()*hex5.length)]+hex6[Math.floor(Math.random()*hex6.length)]
+    //        return bg
+    //}
+}

qml/cool-old-term/main.qml

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+/****************************************************************************
+ * This file is part of Terminal.
+ *
+ * Copyright (C) 2013 Pier Luigi Fiorini <pierluigi.fiorini@gmail.com>
+ *
+ * Author(s):
+ *    Pier Luigi Fiorini
+ *
+ * $BEGIN_LICENSE:GPL2+$
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * $END_LICENSE$
+ ***************************************************************************/
+
+import QtQuick 2.1
+import QtQuick.Window 2.1
+import QtQuick.Controls 1.0
+
+ApplicationWindow{
+    id: mainwindow
+    width: 640
+    height: 480
+
+    visible: true
+
+    TerminalScreen {
+        id: terminal
+        width: mainwindow.width
+        height: mainwindow.height
+    }
+}