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Applications: Move to Userland/Applications/

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Andreas Kling 2021-01-12 12:05:23 +01:00
parent aa939c4b4b
commit dc28c07fa5
287 changed files with 1 additions and 1 deletions
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168
Userland/Applications/FontEditor/GlyphMapWidget.cpp Normal file
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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "GlyphMapWidget.h"
#include <LibGUI/Painter.h>
#include <LibGfx/BitmapFont.h>
#include <LibGfx/Palette.h>
GlyphMapWidget::GlyphMapWidget(Gfx::BitmapFont& mutable_font)
: m_font(mutable_font)
{
m_glyph_count = mutable_font.glyph_count();
set_relative_rect({ 0, 0, preferred_width(), preferred_height() });
set_focus_policy(GUI::FocusPolicy::StrongFocus);
}
GlyphMapWidget::~GlyphMapWidget()
{
}
int GlyphMapWidget::preferred_width() const
{
return columns() * (font().max_glyph_width() + m_horizontal_spacing) + 2 + frame_thickness() * 2;
}
int GlyphMapWidget::preferred_height() const
{
return rows() * (font().glyph_height() + m_vertical_spacing) + 2 + frame_thickness() * 2;
}
void GlyphMapWidget::set_selected_glyph(int glyph)
{
if (m_selected_glyph == glyph)
return;
m_selected_glyph = glyph;
if (on_glyph_selected)
on_glyph_selected(glyph);
update();
}
Gfx::IntRect GlyphMapWidget::get_outer_rect(int glyph) const
{
int row = glyph / columns();
int column = glyph % columns();
return Gfx::IntRect {
column * (font().max_glyph_width() + m_horizontal_spacing) + 1,
row * (font().glyph_height() + m_vertical_spacing) + 1,
font().max_glyph_width() + m_horizontal_spacing,
font().glyph_height() + m_horizontal_spacing
}
.translated(frame_thickness(), frame_thickness());
}
void GlyphMapWidget::update_glyph(int glyph)
{
update(get_outer_rect(glyph));
}
void GlyphMapWidget::paint_event(GUI::PaintEvent& event)
{
GUI::Frame::paint_event(event);
GUI::Painter painter(*this);
painter.add_clip_rect(event.rect());
painter.set_font(font());
painter.fill_rect(frame_inner_rect(), palette().base());
for (int glyph = 0; glyph < m_glyph_count; ++glyph) {
Gfx::IntRect outer_rect = get_outer_rect(glyph);
Gfx::IntRect inner_rect(
outer_rect.x() + m_horizontal_spacing / 2,
outer_rect.y() + m_vertical_spacing / 2,
font().max_glyph_width(),
font().glyph_height());
if (glyph == m_selected_glyph) {
painter.fill_rect(outer_rect, is_focused() ? palette().selection() : palette().inactive_selection());
painter.draw_glyph(inner_rect.location(), glyph, is_focused() ? palette().selection_text() : palette().inactive_selection_text());
} else {
painter.draw_glyph(inner_rect.location(), glyph, palette().base_text());
}
}
}
void GlyphMapWidget::mousedown_event(GUI::MouseEvent& event)
{
GUI::Frame::mousedown_event(event);
// FIXME: This is a silly loop.
for (int glyph = 0; glyph < m_glyph_count; ++glyph) {
if (get_outer_rect(glyph).contains(event.position())) {
set_selected_glyph(glyph);
break;
}
}
}
void GlyphMapWidget::keydown_event(GUI::KeyEvent& event)
{
GUI::Frame::keydown_event(event);
if (event.key() == KeyCode::Key_Up) {
if (selected_glyph() >= m_columns) {
set_selected_glyph(selected_glyph() - m_columns);
return;
}
}
if (event.key() == KeyCode::Key_Down) {
if (selected_glyph() < m_glyph_count - m_columns) {
set_selected_glyph(selected_glyph() + m_columns);
return;
}
}
if (event.key() == KeyCode::Key_Left) {
if (selected_glyph() > 0) {
set_selected_glyph(selected_glyph() - 1);
return;
}
}
if (event.key() == KeyCode::Key_Right) {
if (selected_glyph() < m_glyph_count - 1) {
set_selected_glyph(selected_glyph() + 1);
return;
}
}
if (event.ctrl() && event.key() == KeyCode::Key_Home) {
set_selected_glyph(0);
return;
}
if (event.ctrl() && event.key() == KeyCode::Key_End) {
set_selected_glyph(m_glyph_count - 1);
return;
}
if (!event.ctrl() && event.key() == KeyCode::Key_Home) {
set_selected_glyph(selected_glyph() / m_columns * m_columns);
return;
}
if (!event.ctrl() && event.key() == KeyCode::Key_End) {
int new_selection = selected_glyph() / m_columns * m_columns + (m_columns - 1);
int max = m_glyph_count - 1;
new_selection = clamp(new_selection, 0, max);
set_selected_glyph(new_selection);
return;
}
}