Javi
116 lines
3.1 KiB
C++
116 lines
3.1 KiB
C++
#include "mtextedit.h"
|
|
#include <QTextDocument>
|
|
#include <QTextCursor>
|
|
#include <QImage>
|
|
#include <QByteArray>
|
|
#include <QBuffer>
|
|
#include <stdlib.h>
|
|
|
|
MTextEdit::MTextEdit(QWidget* parent)
|
|
: QTextEdit(parent)
|
|
{
|
|
}
|
|
|
|
bool MTextEdit::canInsertFromMimeData(const QMimeData* source) const
|
|
{
|
|
return source->hasImage() || QTextEdit::canInsertFromMimeData(source);
|
|
}
|
|
|
|
void MTextEdit::insertFromMimeData(const QMimeData* source)
|
|
{
|
|
if (source->hasImage())
|
|
{
|
|
QStringList formats = source->formats();
|
|
QString format;
|
|
for (int i = 0; i < formats.size(); i++)
|
|
{
|
|
if (formats[i] == "image/bmp")
|
|
{
|
|
format = "BMP";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/jpeg")
|
|
{
|
|
format = "JPG";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/jpg") {
|
|
format = "JPG";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/gif") {
|
|
format = "GIF";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/png") {
|
|
format = "PNG";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/pbm") {
|
|
format = "PBM";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/pgm") {
|
|
format = "PGM";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/ppm") {
|
|
format = "PPM";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/tiff") {
|
|
format = "TIFF";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/xbm") {
|
|
format = "XBM";
|
|
break;
|
|
}
|
|
if (formats[i] == "image/xpm") {
|
|
format = "XPM";
|
|
break;
|
|
}
|
|
}
|
|
if (!format.isEmpty())
|
|
{
|
|
// dropImage(qvariant_cast<QImage>(source->imageData()), format);
|
|
dropImage(qvariant_cast<QImage>(source->imageData()), "JPG"); // Sorry, ale cokoli jiného dlouho trvá
|
|
return;
|
|
}
|
|
}
|
|
QTextEdit::insertFromMimeData(source);
|
|
}
|
|
|
|
QMimeData* MTextEdit::createMimeDataFromSelection() const
|
|
{
|
|
return QTextEdit::createMimeDataFromSelection();
|
|
}
|
|
|
|
void MTextEdit::dropImage(const QImage& image, const QString& format)
|
|
{
|
|
QByteArray bytes;
|
|
QBuffer buffer(&bytes);
|
|
buffer.open(QIODevice::WriteOnly);
|
|
image.save(&buffer, format.toLocal8Bit().data());
|
|
buffer.close();
|
|
QByteArray base64 = bytes.toBase64();
|
|
QByteArray base64l;
|
|
for (int i = 0; i < base64.size(); i++)
|
|
{
|
|
base64l.append(base64[i]);
|
|
if (i % 80 == 0)
|
|
{
|
|
base64l.append("\n");
|
|
}
|
|
}
|
|
|
|
QTextCursor cursor = textCursor();
|
|
QTextImageFormat imageFormat;
|
|
imageFormat.setWidth(image.width());
|
|
imageFormat.setHeight(image.height());
|
|
imageFormat.setName(QString("data:image/%1;base64,%2")
|
|
.arg(QString("%1.%2").arg(rand()).arg(format))
|
|
.arg(base64l.data()));
|
|
cursor.insertImage(imageFormat);
|
|
}
|