ui_node_text.h

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/*
Copyright (C) 2002-2020 UFO: Alien Invasion.

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 2
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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#pragma once

#include "ui_node_abstractscrollable.h"

class uiTextNode : public uiAbstractScrollableNode {
public:
    void draw(uiNode_t* node) override;
    void onLeftClick(uiNode_t* node, int x, int y) override;
    void onRightClick(uiNode_t* node, int x, int y) override;
    bool onScroll(uiNode_t* node, int deltaX, int deltaY) override;
    void onMouseMove(uiNode_t* node, int x, int y) override;
    void onMouseDown(uiNode_t* node, int x, int y, int button) override;
    void onMouseUp(uiNode_t* node, int x, int y, int button) override;
    void onCapturedMouseMove(uiNode_t* node, int x, int y) override;
    void onLoading(uiNode_t* node) override;
    void onLoaded(uiNode_t* node) override;
    int getCellHeight (uiNode_t* node) override;
    void validateCache(uiNode_t* node);
    void doLayout (uiNode_t* node) override;
protected:
    void drawText (uiNode_t* node, const char* text, const linkedList_t* list, bool noDraw);
    virtual void updateCache (uiNode_t* node);
};

struct uiBehaviour_t;
struct uiAction_s;

void UI_TextScrollEnd(const char* nodePath);
void UI_TextNodeSelectLine(uiNode_t* node, int num);
const char* UI_TextNodeGetSelectedText(uiNode_t* node, int num);

void UI_RegisterTextNode(uiBehaviour_t* behaviour);

typedef struct {
    abstractScrollableExtraData_t super;

    int dataID;             
    int versionId;              
    int textLineSelected;           
    const char* textSelected;       
    int lineUnderMouse;         
    int lineHeight;             
    int tabWidth;               
    int longlines;              
    bool mousefx;

} textExtraData_t;

CASSERT(offsetof(textExtraData_t, super) == 0);