FontToolWindow.h

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#pragma once
 
#include <QMainWindow>
#include "ui_FontToolWindow.h"
 
#include <Strings/components/classes/map/map.h>
 
struct BlamGlyphUVInfo
{
    int width = 0;
    int height = 0;
    float uv_x_start = 0.0f;
    float uv_x_end = 0.0f;
    float uv_y_start = 0.0f;
    float uv_y_end = 0.0f;
};
 
class FontToolWindow : public QMainWindow
{
    Q_OBJECT
 
private:
    Ui::FontToolWindow ui;
 
    std::string existing_file_path = "";
    QPixmap cached_atlas = QPixmap();
    bool any_glyphs_cutoff = false;
    BlamMap<char, BlamGlyphUVInfo> cached_uvs = BlamMap<char, BlamGlyphUVInfo>();
 
    // I/O
    bool LoadExistingFont();
    bool SaveAsXMLBitmap(bool use_atlas);
 
    // Data Retrieval
    QFont::HintingPreference GetSelectedHintingPreference();
    QFont::StyleStrategy GetSelectedStyleStrategy();
    QFont::Weight GetSelectedFontWeight();
    QFont GetFont();
    int GetUnitSize();
 
    // UI
    void SetupUI();
    void RefreshPreview();
    void RefreshAtlasPreview(bool regenerate_texture = false);
    QPixmap GenerateAtlasTexture(int resolution, int unit_size, int units, QColor text_color = QColor(0,0,0, 255));
 
    // Image Utils
    QImage GetCharacterImage(QChar character, QColor color = QColor(0, 0, 0, 255), int max_width = -1, int max_height = -1);
    QImage CropImage(QImage bitm, bool adjust_width, bool adjust_height, bool baseline_fix, bool x_fix = true,
        int max_width = -1, int max_height = -1);
    bool IsRowEmpty(QImage bitm, int row);
    bool IsColumnEmpty(QImage bitm, int column);
 
public:
    FontToolWindow(std::string _existing_file_path = "", QWidget *parent = Q_NULLPTR);
    ~FontToolWindow();
 
private slots:
    void RefreshButtonClicked();
    void ExitButtonClicked();
    void ExportButtonClicked();
    void EditGlyphsButtonClicked();
    void FontBrowseButtonClicked();
    void GenerateAtlasButtonClicked();
 
    void GenericDropdownChanged(int index);
    void GenericCheckboxChanged(int state);
    void SizeSpinboxChanged(double value);
    void GenericSpinboxChanged(int value);
 
    void PreviewTextChanged(QString text);
};