pdf/engine/include/pdfengine/content_object.hpp

#pragma once

#include <string>
#include <vector>
#include <memory>
#include <pdfengine/graphics_state.hpp>
#include <pdfengine/path.hpp>
#include <pdfengine/image_object.hpp>

namespace pdfengine {

enum class ContentObjectType {
    Text,
    Path,
    Image,
    Unknown
};

enum class XObjectType {
    Image,
    Form,
    Pattern,
    Unknown
};

class ContentObject {
public:
    virtual ~ContentObject() = default;
    virtual ContentObjectType getType() const = 0;
};

class TextObject : public ContentObject {
public:
    ContentObjectType getType() const override { return ContentObjectType::Text; }
    
    std::string text;
    std::string fontName;
    double fontSize = 0.0;
    
    double tm[6] = {1.0, 0.0, 0.0, 1.0, 0.0, 0.0};
};

class ImageContentObject : public ContentObject {
public:
    ContentObjectType getType() const override { return ContentObjectType::Image; }

    std::shared_ptr<const ImageObject> image;
    Matrix transform;

    // Helper compatibility properties
    std::string name;
    int width = 0;
    int height = 0;
    std::string colorSpace;
    std::string filter;
    int bitsPerComponent = 8;
    bool hasSoftMask = false;
    std::vector<uint8_t> pixelData;
};

using LegacyImageObject = ImageContentObject;

enum class PathPaintOp {
    Stroke,
    Fill,
    FillStroke
};

class PathObject : public ContentObject {
public:
    ContentObjectType getType() const override { return ContentObjectType::Path; }

    Path path;
    PathPaintOp paintOp = PathPaintOp::Stroke;
    FillRule fillRule = FillRule::NonZero;
    Matrix transform;
};

} // namespace pdfengine