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zhenyan121
8c79808b86
Consolidate width, height, and fill (fill_parent, fill_width, fill_height) into the base Widget class. Replace per-widget set_fill(bool) with set_fill_parent(bool), set_fill_width(bool), and set_fill_height(bool).
92 lines
2.3 KiB
C++
92 lines
2.3 KiB
C++
#include "Cubed/ui/label.hpp"
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#include "Cubed/render/renderer.hpp"
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#include "Cubed/tools/font.hpp"
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namespace Cubed {
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Label::Label(Widget* parent) : Widget(parent) {}
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Label& Label::set_text(std::string_view text) {
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m_text.text = text;
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update_vertices();
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return *this;
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}
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Label& Label::set_color(Color color) {
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m_text.color = color;
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return *this;
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}
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Label& Label::set_scale(float scale) {
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m_scale = scale;
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return *this;
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}
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Label& Label::enable_background() {
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if (m_background) {
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return *this;
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}
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m_background = std::make_unique<Rect>(this);
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m_background->set_fill_parent(true);
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m_background->set_anchor(Anchor::TOP_LEFT);
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return *this;
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}
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Label& Label::set_background(Color color, float alpha) {
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m_background->set_color(color).set_alpha(alpha);
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return *this;
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}
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Label& Label::set_background_alpha(float alpha) {
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m_background->set_alpha(alpha);
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return *this;
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}
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void Label::on_update(float dt) {
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Widget::on_update(dt);
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if (m_background) {
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m_background->update(dt);
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}
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}
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void Label::on_render(Renderer& renderer) {
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if (m_background) {
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m_background->render(renderer);
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}
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renderer.render_lable(*this);
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Widget::on_render(renderer);
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}
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void Label::update_vertices() {
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auto textmesh = Font::get().vertices(m_text.text);
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m_data.m_vertices = std::move(textmesh.vertices);
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m_offset_x = textmesh.min_x;
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m_offset_y = textmesh.min_y;
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m_width = m_real_width = textmesh.width;
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m_height = m_real_height = textmesh.height;
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m_data.update_sum();
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m_data.upload();
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}
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const UIVertexData& Label::data() const { return m_data; }
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const TextStyle& Label::text_style() const { return m_text; }
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float Label::width() const {
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if (m_fill_width || m_fill_parent) {
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return m_width;
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}
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return m_width * m_scale;
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}
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float Label::height() const {
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if (m_fill_height || m_fill_parent) {
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return m_height;
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}
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return m_height * m_scale;
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}
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float Label::real_width() const { return m_real_width; }
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float Label::real_height() const { return m_real_height; }
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float Label::offset_x() const { return m_offset_x; }
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float Label::offset_y() const { return m_offset_y; }
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float Label::scale() const { return m_scale; }
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const std::string& Label::text() const { return m_text.text; }
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} // namespace Cubed
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