te_layout.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef TETRAEDGE_TE_TE_LAYOUT_H
#define TETRAEDGE_TE_TE_LAYOUT_H

#include "tetraedge/te/te_3d_object2.h"
#include "tetraedge/te/te_i_layout.h"
#include "tetraedge/te/te_i_3d_object2.h"
#include "tetraedge/te/te_matrix4x4.h"
#include "tetraedge/te/te_quaternion.h"
#include "tetraedge/te/te_vector2s32.h"
#include "tetraedge/te/te_vector3f32.h"

namespace Tetraedge {

class TeLayout : public TeILayout, public Te3DObject2 {
public:
    TeLayout();

    virtual ~TeLayout();

    void addChild(Te3DObject2 *child) override;
    void addChildBefore(Te3DObject2 *newchild, const Te3DObject2 *ref) override;
    const TeVector3f32 &anchor();
    void disableAutoZ();
    void enableAutoZ();
    bool isAutoZEnabled();

    void draw() override;

    virtual bool isMouseIn(const TeVector2s32 &mouseloc);

    DrawMode mode();

    bool onChildSizeChanged();
    bool onParentSizeChanged();
    bool onParentWorldTransformationMatrixChanged();

    TeVector3f32 position() override;
    CoordinatesType positionType() const;
    float ratio() const;
    RatioMode ratioMode() const;
    void removeChild(Te3DObject2 *child) override;
    float safeAreaRatio() const;
    void setAnchor(const TeVector3f32 &anchor);
    virtual void setEditionColor(TeColor col) {};
    void setMode(DrawMode mode);
    void setParent(Te3DObject2 *parent) override;
    void setPosition(const TeVector3f32 &pos) override;
    void setPositionType(CoordinatesType newtype);
    void setRatio(float val);
    void setRatioMode(RatioMode mode);
    void setRotation(const TeQuaternion &rot) override;
    void setSafeAreaRatio(float ratio);
    void setScale(const TeVector3f32 &scale) override;
    void setSize(const TeVector3f32 &size) override;
    void setSizeType(CoordinatesType coordtype);
    void setZPosition(float zpos) override;

    virtual TeVector3f32 size() override;
    CoordinatesType sizeType() const;
    TeVector3f32 transformMousePosition(const TeVector2s32 &mousepos);

    virtual void updateMesh() {}; // override available for TeSpriteLayout
    void updatePosition();
    virtual void updateSize();
    void updateWorldMatrix();
    void updateZ() override;
    void updateZSize();

    TeVector3f32 userPosition() const;
    TeVector3f32 userSize();
    TeVector3f32 worldPosition() override;
    TeMatrix4x4 worldTransformationMatrix() override;
    bool worldVisible() override;
    float xSize() override;
    float ySize() override;
    float zSize() override;

protected:
    bool _sizeChanged;

private:
    TeVector3f32 _anchor;
    CoordinatesType _positionType;
    TeVector3f32 _userPosition;
    CoordinatesType _sizeType;
    TeVector3f32 _userSize;
    TeMatrix4x4 _worldMatrixCache;

    DrawMode _drawMode;
    bool _autoz;
    bool _positionChanged;
    bool _worldMatrixChanged;
    bool _needZSizeUpdate;
    bool _needZUpdate;
    bool _updatingZ;
    bool _updatingZSize;
    bool _updatingSize;
    bool _updatingPosition;
    bool _updatingWorldMatrix;
    float _ratio;
    RatioMode _ratioMode;
    float _safeAreaRatio;

    TeICallback0ParamPtr _onChildSizeChangedCallback;
    TeICallback0ParamPtr _onParentSizeChangedCallback;
    TeICallback0ParamPtr _onParentWorldTransformationMatrixChangedCallback;
    TeICallback0ParamPtr _onMainWindowChangedCallback;
};

} // end namespace Tetraedge

#endif // TETRAEDGE_TE_TE_LAYOUT_H