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Save magnifying glass size and zoom level

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This commit is contained in:
Luis Ángel San Martín
2024-03-02 12:14:01 +01:00
parent 390883080d
commit 2bebec95bf
12 changed files with 54 additions and 12 deletions
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18
YACReader/magnifying_glass.cpp
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@ -4,14 +4,14 @@
#include <QScrollBar>
MagnifyingGlass::MagnifyingGlass(int w, int h, QWidget *parent)
: QLabel(parent), zoomLevel(0.5)
MagnifyingGlass::MagnifyingGlass(int w, int h, float zoomLevel, QWidget *parent)
: QLabel(parent), zoomLevel(zoomLevel)
{
setup(QSize(w, h));
}
MagnifyingGlass::MagnifyingGlass(const QSize &size, QWidget *parent)
: QLabel(parent), zoomLevel(0.5)
MagnifyingGlass::MagnifyingGlass(const QSize &size, float zoomLevel, QWidget *parent)
: QLabel(parent), zoomLevel(zoomLevel)
{
setup(size);
}
@ -178,6 +178,7 @@ void MagnifyingGlass::zoomIn()
{
if (zoomLevel > 0.2f) {
zoomLevel -= 0.025f;
emit zoomChanged(zoomLevel);
updateImage();
}
}
@ -186,6 +187,7 @@ void MagnifyingGlass::zoomOut()
{
if (zoomLevel < 0.9f) {
zoomLevel += 0.025f;
emit zoomChanged(zoomLevel);
updateImage();
}
}
@ -234,9 +236,17 @@ void MagnifyingGlass::widthDown()
resizeAndUpdate(w, height());
}
void MagnifyingGlass::reset()
{
zoomLevel = 0.5f;
emit zoomChanged(zoomLevel);
resizeAndUpdate(350, 175);
}
void MagnifyingGlass::resizeAndUpdate(int w, int h)
{
resize(w, h);
emit sizeChanged(size());
updateImage();
}