From e567eba26a7422814e3920403d91a1a781ddf2d7 Mon Sep 17 00:00:00 2001
From: victor <taehoon@falinux.com>
Date: Thu, 19 Oct 2017 17:39:21 +0900
Subject: [PATCH] =?UTF-8?q?=ED=84=B0=EC=B9=98=20=ED=85=8C=EC=8A=A4?=
 =?UTF-8?q?=ED=8A=B8=20=EC=9C=88=EB=8F=84=EC=9A=B0=20=EA=B5=AC=ED=98=84?=
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---
 app/gui/oven_control/canvas.cpp          | 83 ++++++++++++++++++++++++++++++++
 app/gui/oven_control/canvas.h            | 38 +++++++++++++++
 app/gui/oven_control/oven_control.pro    | 11 +++--
 app/gui/oven_control/touchtestwindow.cpp | 26 ++++++++++
 app/gui/oven_control/touchtestwindow.h   | 27 +++++++++++
 app/gui/oven_control/touchtestwindow.ui  | 63 ++++++++++++++++++++++++
 6 files changed, 245 insertions(+), 3 deletions(-)
 create mode 100644 app/gui/oven_control/canvas.cpp
 create mode 100644 app/gui/oven_control/canvas.h
 create mode 100644 app/gui/oven_control/touchtestwindow.cpp
 create mode 100644 app/gui/oven_control/touchtestwindow.h
 create mode 100644 app/gui/oven_control/touchtestwindow.ui

diff --git a/app/gui/oven_control/canvas.cpp b/app/gui/oven_control/canvas.cpp
new file mode 100644
index 0000000..4f7ccf3
--- /dev/null
+++ b/app/gui/oven_control/canvas.cpp
@@ -0,0 +1,83 @@
+#include "canvas.h"
+
+#include <QMouseEvent>
+#include <QPainter>
+
+Canvas::Canvas(QWidget *parent) : QWidget(parent)
+{
+    setAttribute(Qt::WA_StaticContents);
+    scribbling = false;
+    myPenWidth = 1;
+    myPenColor = Qt::blue;
+}
+
+void Canvas::clearImage()
+{
+    image.fill(qRgb(255, 255, 255));
+    update();
+}
+
+void Canvas::mousePressEvent(QMouseEvent *event)
+{
+    if (event->button() == Qt::LeftButton) {
+        lastPoint = event->pos();
+        scribbling = true;
+    }
+}
+
+void Canvas::mouseMoveEvent(QMouseEvent *event)
+{
+    if ((event->buttons() & Qt::LeftButton) && scribbling)
+        drawLineTo(event->pos());
+}
+
+void Canvas::mouseReleaseEvent(QMouseEvent *event)
+{
+    if (event->button() == Qt::LeftButton && scribbling) {
+        drawLineTo(event->pos());
+        scribbling = false;
+    }
+}
+
+void Canvas::paintEvent(QPaintEvent *event)
+{
+    QPainter painter(this);
+    QRect dirtyRect = event->rect();
+    painter.drawImage(dirtyRect, image, dirtyRect);
+}
+
+void Canvas::resizeEvent(QResizeEvent *event)
+{
+    if (width() > image.width() || height() > image.height()) {
+        int newWidth = qMax(width() + 128, image.width());
+        int newHeight = qMax(height() + 128, image.height());
+        resizeImage(&image, QSize(newWidth, newHeight));
+        update();
+    }
+    QWidget::resizeEvent(event);
+}
+
+void Canvas::drawLineTo(const QPoint &endPoint)
+{
+    QPainter painter(&image);
+    painter.setPen(QPen(myPenColor, myPenWidth, Qt::SolidLine, Qt::RoundCap,
+                        Qt::RoundJoin));
+    painter.drawLine(lastPoint, endPoint);
+
+    int rad = (myPenWidth / 2) + 2;
+    update(QRect(lastPoint, endPoint).normalized()
+                                     .adjusted(-rad, -rad, +rad, +rad));
+    lastPoint = endPoint;
+}
+
+void Canvas::resizeImage(QImage *image, const QSize &newSize)
+{
+    if (image->size() == newSize)
+        return;
+
+    QImage newImage(newSize, QImage::Format_RGB32);
+    newImage.fill(qRgb(255, 255, 255));
+    QPainter painter(&newImage);
+    painter.drawImage(QPoint(0, 0), *image);
+    *image = newImage;
+}
diff --git a/app/gui/oven_control/canvas.h b/app/gui/oven_control/canvas.h
new file mode 100644
index 0000000..56989c9
--- /dev/null
+++ b/app/gui/oven_control/canvas.h
@@ -0,0 +1,38 @@
+#ifndef CANVAS_H
+#define CANVAS_H
+
+#include <QWidget>
+#include <QImage>
+#include <QPoint>
+
+class Canvas : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit Canvas(QWidget *parent = 0);
+
+signals:
+
+public slots:
+    void clearImage();
+
+protected:
+    void mousePressEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
+    void mouseMoveEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
+    void mouseReleaseEvent(QMouseEvent *event) Q_DECL_OVERRIDE;
+    void paintEvent(QPaintEvent *event) Q_DECL_OVERRIDE;
+    void resizeEvent(QResizeEvent *event) Q_DECL_OVERRIDE;
+
+private:
+    void drawLineTo(const QPoint &endPoint);
+    void resizeImage(QImage *image, const QSize &newSize);
+
+
+    bool scribbling;
+    int myPenWidth;
+    QColor myPenColor;
+    QImage image;
+    QPoint lastPoint;
+};
+
+#endif // CANVAS_H
diff --git a/app/gui/oven_control/oven_control.pro b/app/gui/oven_control/oven_control.pro
index 3c7a6b7..909ad75 100644
--- a/app/gui/oven_control/oven_control.pro
+++ b/app/gui/oven_control/oven_control.pro
@@ -142,7 +142,9 @@ SOURCES += main.cpp\
     multicookmanualwindow.cpp \
     multicookautowindow.cpp \
     multicookbook.cpp \
-    haccp.cpp
+    haccp.cpp \
+    canvas.cpp \
+    touchtestwindow.cpp
 
 
 HEADERS  += mainwindow.h \
@@ -275,7 +277,9 @@ HEADERS  += mainwindow.h \
     multicookmanualwindow.h \
     multicookautowindow.h \
     multicookbook.h \
-    haccp.h
+    haccp.h \
+    canvas.h \
+    touchtestwindow.h
 
 FORMS    += mainwindow.ui \
     manualcookwindow.ui \
@@ -359,7 +363,8 @@ FORMS    += mainwindow.ui \
     multicookwindow.ui \
     multicookselectionwindow.ui \
     multicookmanualwindow.ui \
-    multicookautowindow.ui
+    multicookautowindow.ui \
+    touchtestwindow.ui
 
 RESOURCES += \
     resources.qrc
diff --git a/app/gui/oven_control/touchtestwindow.cpp b/app/gui/oven_control/touchtestwindow.cpp
new file mode 100644
index 0000000..3064c13
--- /dev/null
+++ b/app/gui/oven_control/touchtestwindow.cpp
@@ -0,0 +1,26 @@
+#include "touchtestwindow.h"
+#include "ui_touchtestwindow.h"
+
+TouchTestWindow::TouchTestWindow(QWidget *parent) :
+    QMainWindow(parent),
+    ui(new Ui::TouchTestWindow)
+{
+    ui->setupUi(this);
+
+    setAttribute(Qt::WA_DeleteOnClose);
+}
+
+TouchTestWindow::~TouchTestWindow()
+{
+    delete ui;
+}
+
+void TouchTestWindow::on_clearButton_clicked()
+{
+    ui->canvas->clearImage();
+}
+
+void TouchTestWindow::on_closeButton_clicked()
+{
+    close();
+}
diff --git a/app/gui/oven_control/touchtestwindow.h b/app/gui/oven_control/touchtestwindow.h
new file mode 100644
index 0000000..05ce506
--- /dev/null
+++ b/app/gui/oven_control/touchtestwindow.h
@@ -0,0 +1,27 @@
+#ifndef TOUCHTESTWINDOW_H
+#define TOUCHTESTWINDOW_H
+
+#include <QMainWindow>
+
+namespace Ui {
+class TouchTestWindow;
+}
+
+class TouchTestWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit TouchTestWindow(QWidget *parent = 0);
+    ~TouchTestWindow();
+
+private slots:
+    void on_clearButton_clicked();
+
+    void on_closeButton_clicked();
+
+private:
+    Ui::TouchTestWindow *ui;
+};
+
+#endif // TOUCHTESTWINDOW_H
diff --git a/app/gui/oven_control/touchtestwindow.ui b/app/gui/oven_control/touchtestwindow.ui
new file mode 100644
index 0000000..bbc02c9
--- /dev/null
+++ b/app/gui/oven_control/touchtestwindow.ui
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>TouchTestWindow</class>
+ <widget class="QMainWindow" name="TouchTestWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>900</width>
+    <height>1600</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="Canvas" name="canvas">
+   <widget class="QPushButton" name="closeButton">
+    <property name="geometry">
+     <rect>
+      <x>850</x>
+      <y>0</y>
+      <width>50</width>
+      <height>50</height>
+     </rect>
+    </property>
+    <property name="styleSheet">
+     <string notr="true">QPushButton { border: 1px solid black; }
+QPushButton:pressed { background-color: red; }</string>
+    </property>
+    <property name="text">
+     <string>X</string>
+    </property>
+   </widget>
+   <widget class="QPushButton" name="clearButton">
+    <property name="geometry">
+     <rect>
+      <x>800</x>
+      <y>0</y>
+      <width>50</width>
+      <height>50</height>
+     </rect>
+    </property>
+    <property name="styleSheet">
+     <string notr="true">QPushButton { border: 1px solid black; }
+QPushButton:pressed { background-color: red; }</string>
+    </property>
+    <property name="text">
+     <string>C</string>
+    </property>
+   </widget>
+  </widget>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>Canvas</class>
+   <extends>QWidget</extends>
+   <header>canvas.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>
-- 
2.1.4