mirror of https://github.com/dcoredump/dexed.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
114 lines
3.5 KiB
114 lines
3.5 KiB
/*
|
|
==============================================================================
|
|
|
|
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.
|
|
|
|
==============================================================================
|
|
*/
|
|
|
|
ImagePreviewComponent::ImagePreviewComponent()
|
|
{
|
|
}
|
|
|
|
ImagePreviewComponent::~ImagePreviewComponent()
|
|
{
|
|
}
|
|
|
|
//==============================================================================
|
|
void ImagePreviewComponent::getThumbSize (int& w, int& h) const
|
|
{
|
|
const int availableW = proportionOfWidth (0.97f);
|
|
const int availableH = getHeight() - 13 * 4;
|
|
|
|
const double scale = jmin (1.0,
|
|
availableW / (double) w,
|
|
availableH / (double) h);
|
|
|
|
w = roundToInt (scale * w);
|
|
h = roundToInt (scale * h);
|
|
}
|
|
|
|
void ImagePreviewComponent::selectedFileChanged (const File& file)
|
|
{
|
|
if (fileToLoad != file)
|
|
{
|
|
fileToLoad = file;
|
|
startTimer (100);
|
|
}
|
|
}
|
|
|
|
void ImagePreviewComponent::timerCallback()
|
|
{
|
|
stopTimer();
|
|
|
|
currentThumbnail = Image::null;
|
|
currentDetails = String::empty;
|
|
repaint();
|
|
|
|
ScopedPointer<FileInputStream> in (fileToLoad.createInputStream());
|
|
|
|
if (in != nullptr)
|
|
{
|
|
if (ImageFileFormat* const format = ImageFileFormat::findImageFormatForStream (*in))
|
|
{
|
|
currentThumbnail = format->decodeImage (*in);
|
|
|
|
if (currentThumbnail.isValid())
|
|
{
|
|
int w = currentThumbnail.getWidth();
|
|
int h = currentThumbnail.getHeight();
|
|
|
|
currentDetails
|
|
<< fileToLoad.getFileName() << "\n"
|
|
<< format->getFormatName() << "\n"
|
|
<< w << " x " << h << " pixels\n"
|
|
<< File::descriptionOfSizeInBytes (fileToLoad.getSize());
|
|
|
|
getThumbSize (w, h);
|
|
|
|
currentThumbnail = currentThumbnail.rescaled (w, h);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void ImagePreviewComponent::paint (Graphics& g)
|
|
{
|
|
if (currentThumbnail.isValid())
|
|
{
|
|
g.setFont (13.0f);
|
|
|
|
int w = currentThumbnail.getWidth();
|
|
int h = currentThumbnail.getHeight();
|
|
getThumbSize (w, h);
|
|
|
|
const int numLines = 4;
|
|
const int totalH = 13 * numLines + h + 4;
|
|
const int y = (getHeight() - totalH) / 2;
|
|
|
|
g.drawImageWithin (currentThumbnail,
|
|
(getWidth() - w) / 2, y, w, h,
|
|
RectanglePlacement::centred | RectanglePlacement::onlyReduceInSize,
|
|
false);
|
|
|
|
g.drawFittedText (currentDetails,
|
|
0, y + h + 4, getWidth(), 100,
|
|
Justification::centredTop, numLines);
|
|
}
|
|
}
|
|
|