- clean working copy for leaving SVN

2022-06-28 19:04:46 +02:00
parent 62a2d47cb3
commit 762b8f0e7d
1966 changed files with 699872 additions and 126 deletions
@@ -0,0 +1,111 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2013 - Raw Material Software Ltd.
+
+   Permission is granted to use this software under the terms of either:
+   a) the GPL v2 (or any later version)
+   b) the Affero GPL v3
+
+   Details of these licenses can be found at: www.gnu.org/licenses
+
+   JUCE 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.
+
+   ------------------------------------------------------------------------------
+
+   To release a closed-source product which uses JUCE, commercial licenses are
+   available: visit www.juce.com for more information.
+
+  ==============================================================================
+*/
+
+ProgressBar::ProgressBar (double& progress_)
+   : progress (progress_),
+     displayPercentage (true),
+     lastCallbackTime (0)
+{
+    currentValue = jlimit (0.0, 1.0, progress);
+}
+
+ProgressBar::~ProgressBar()
+{
+}
+
+//==============================================================================
+void ProgressBar::setPercentageDisplay (const bool shouldDisplayPercentage)
+{
+    displayPercentage = shouldDisplayPercentage;
+    repaint();
+}
+
+void ProgressBar::setTextToDisplay (const String& text)
+{
+    displayPercentage = false;
+    displayedMessage = text;
+}
+
+void ProgressBar::lookAndFeelChanged()
+{
+    setOpaque (findColour (backgroundColourId).isOpaque());
+}
+
+void ProgressBar::colourChanged()
+{
+    lookAndFeelChanged();
+}
+
+void ProgressBar::paint (Graphics& g)
+{
+    String text;
+
+    if (displayPercentage)
+    {
+        if (currentValue >= 0 && currentValue <= 1.0)
+            text << roundToInt (currentValue * 100.0) << '%';
+    }
+    else
+    {
+        text = displayedMessage;
+    }
+
+    getLookAndFeel().drawProgressBar (g, *this,
+                                      getWidth(), getHeight(),
+                                      currentValue, text);
+}
+
+void ProgressBar::visibilityChanged()
+{
+    if (isVisible())
+        startTimer (30);
+    else
+        stopTimer();
+}
+
+void ProgressBar::timerCallback()
+{
+    double newProgress = progress;
+
+    const uint32 now = Time::getMillisecondCounter();
+    const int timeSinceLastCallback = (int) (now - lastCallbackTime);
+    lastCallbackTime = now;
+
+    if (currentValue != newProgress
+         || newProgress < 0 || newProgress >= 1.0
+         || currentMessage != displayedMessage)
+    {
+        if (currentValue < newProgress
+             && newProgress >= 0 && newProgress < 1.0
+             && currentValue >= 0 && currentValue < 1.0)
+        {
+            newProgress = jmin (currentValue + 0.0008 * timeSinceLastCallback,
+                                newProgress);
+        }
+
+        currentValue = newProgress;
+        currentMessage = displayedMessage;
+        repaint();
+    }
+}