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Magnifier: Make window resizable

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Instead of having the window non-resizable, it now defaults to a frame
size of 200 x 200 pixels but is user-resizable. The shown screenshot
updates its size accordingly. :^)
Sometimes we might need a larger view, or a non-square shape.
This commit is contained in:
Linus Groh 2021-05-11 13:02:46 +01:00 • committed by Andreas Kling
parent 1c1b106f6c
commit 8afcd22900
2 changed files with 7 additions and 10 deletions
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12
Userland/Applications/Magnifier/MagnifierWidget.cpp
View file

@ -8,8 +8,7 @@
#include <LibGUI/Painter.h>
#include <LibGUI/Window.h>
#include <LibGUI/WindowServerConnection.h>
#include <LibGfx/AffineTransform.h>
#include <math.h>
#include <LibGfx/Rect.h>
MagnifierWidget::MagnifierWidget()
{
@ -46,12 +45,9 @@ void MagnifierWidget::paint_event(GUI::PaintEvent&)
{
GUI::Painter painter(*this);
int grab_frame_size = 200;
grab_frame_size /= m_scale_factor;
// Paint our screenshot
Gfx::Rect region { m_mouse_position.x() - (grab_frame_size / 2), m_mouse_position.y() - (grab_frame_size / 2), grab_frame_size, grab_frame_size };
// Grab and paint our screenshot.
Gfx::IntSize region_size { size().width() / m_scale_factor, size().height() / m_scale_factor };
Gfx::Rect region { m_mouse_position.x() - (region_size.width() / 2), m_mouse_position.y() - (region_size.height() / 2), region_size.width(), region_size.height() };
auto map = GUI::WindowServerConnection::the().get_screen_bitmap(region);
painter.draw_scaled_bitmap(rect(), *map.bitmap(), map.bitmap()->rect());
}