#include "GlyphEditorWidget.h" #include GlyphEditorWidget::GlyphEditorWidget(Font& mutable_font, GWidget* parent) : GFrame(parent) , m_font(mutable_font) { set_frame_thickness(2); set_frame_shadow(FrameShadow::Sunken); set_frame_shape(FrameShape::Container); set_relative_rect({ 0, 0, preferred_width(), preferred_height() }); } GlyphEditorWidget::~GlyphEditorWidget() { } void GlyphEditorWidget::set_glyph(u8 glyph) { if (m_glyph == glyph) return; m_glyph = glyph; update(); } void GlyphEditorWidget::paint_event(GPaintEvent& event) { GFrame::paint_event(event); GPainter painter(*this); painter.add_clip_rect(frame_inner_rect()); painter.add_clip_rect(event.rect()); painter.fill_rect(frame_inner_rect(), Color::White); painter.translate(frame_thickness(), frame_thickness()); painter.translate(-1, -1); for (int y = 1; y < font().glyph_height(); ++y) painter.draw_line({ 0, y * m_scale }, { font().max_glyph_width() * m_scale, y * m_scale }, Color::Black); for (int x = 1; x < font().max_glyph_width(); ++x) painter.draw_line({ x * m_scale, 0 }, { x * m_scale, font().glyph_height() * m_scale }, Color::Black); auto bitmap = font().glyph_bitmap(m_glyph); for (int y = 0; y < font().glyph_height(); ++y) { for (int x = 0; x < font().max_glyph_width(); ++x) { Rect rect { x * m_scale, y * m_scale, m_scale, m_scale }; if (x >= font().glyph_width(m_glyph)) { painter.fill_rect(rect, Color::MidGray); } else { if (bitmap.bit_at(x, y)) painter.fill_rect(rect, Color::Black); } } } } void GlyphEditorWidget::mousedown_event(GMouseEvent& event) { draw_at_mouse(event); } void GlyphEditorWidget::mousemove_event(GMouseEvent& event) { if (event.buttons() & (GMouseButton::Left | GMouseButton::Right)) draw_at_mouse(event); } void GlyphEditorWidget::draw_at_mouse(const GMouseEvent& event) { bool set = event.buttons() & GMouseButton::Left; bool unset = event.buttons() & GMouseButton::Right; if (!(set ^ unset)) return; int x = (event.x() - 1) / m_scale; int y = (event.y() - 1) / m_scale; auto bitmap = font().glyph_bitmap(m_glyph); if (x >= bitmap.width()) return; if (y >= bitmap.height()) return; if (bitmap.bit_at(x, y) == set) return; bitmap.set_bit_at(x, y, set); if (on_glyph_altered) on_glyph_altered(m_glyph); update(); } int GlyphEditorWidget::preferred_width() const { return frame_thickness() * 2 + font().max_glyph_width() * m_scale - 1; } int GlyphEditorWidget::preferred_height() const { return frame_thickness() * 2 + font().glyph_height() * m_scale - 1; }