/* Copyright (C) 2003-2013 Runtime Revolution Ltd.

This file is part of LiveCode.

LiveCode is free software; you can redistribute it and/or modify it under

the terms of the GNU General Public License v3 as published by the Free

Software Foundation.

LiveCode 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 LiveCode. If not see <http://www.gnu.org/licenses/>. */

#include "prefix.h"

#include "globdefs.h"

#include "filedefs.h"

#include "objdefs.h"

#include "parsedef.h"

#include "mcio.h"

#include "execpt.h"

#include "util.h"

#include "sellst.h"

#include "stack.h"

#include "cpalette.h"

#include "mcerror.h"

#include "globals.h"

#include "context.h"

MCColors::MCColors()

{

selectedcolor = 0;

}

MCColors::MCColors(const MCColors &cref) : MCControl(cref)

{

selectedcolor = 0;

}

MCColors::~MCColors()

{}

Chunk_term MCColors::gettype() const

{

return CT_COLOR_PALETTE;

}

const char *MCColors::gettypestring()

{

return MCcolorstring;

}

static void getcells(uint2 &xcells, uint2 &ycells)

{

switch (MCscreen->getdepth())

{

case 1:

xcells = 2;

ycells = 1;

break;

case 2:

xcells = 2;

ycells = 2;

break;

case 4:

xcells = 4;

ycells = 4;

break;

case 6:

xcells = 8;

ycells = 8;

break;

default:

xcells = 16;

ycells = 16;

break;

}

}

Boolean MCColors::mfocus(int2 x, int2 y)

{

if (!(flags & F_VISIBLE || MCshowinvisibles))

return False;

if (state & CS_MOVE || state & CS_SIZE)

return MCControl::mfocus(x, y);

mx = x;

my = y;

if (MCU_point_in_rect(rect, x, y))

{

switch (getstack()->gettool(this))

{

case T_BROWSE:

case T_POINTER:

return True;

default:

return False;

}

}

else

if (state & CS_MFOCUSED)

return True;

else

return False;

}

Boolean MCColors::mdown(uint2 which)

{

if (state & CS_MFOCUSED)

return False;

state |= CS_MFOCUSED;

MCColor color;

switch (which)

{

case Button1:

switch (getstack()->gettool(this))

{

case T_BROWSE:

uint2 xcells;

uint2 ycells;

getcells(xcells, ycells);

MCscreen->getpaletteentry((my - rect.y) * ycells / rect.height * xcells

+ (mx - rect.x) * xcells / rect.width, color);

selectedcolor = color.pixel;

// MW-2011-08-18: [[ Layers ]] Invalidate the whole object.

layer_redrawall();

message_with_args(MCM_mouse_down, "1");

break;

case T_POINTER:

start(True);

break;

default:

return False;

}

break;

case Button2:

case Button3:

message_with_args(MCM_mouse_down, which);

break;

}

return True;

}

Boolean MCColors::mup(uint2 which)

{

if (!(state & CS_MFOCUSED))

return False;

state &= ~CS_MFOCUSED;

switch (which)

{

case Button1:

switch (getstack()->gettool(this))

{

case T_BROWSE:

message_with_args(MCM_mouse_up, "1");

break;

case T_POINTER:

end();

break;

default:

return False;

}

break;

case Button2:

case Button3:

message_with_args(MCM_mouse_up, which);

break;

}

return True;

}

Exec_stat MCColors::getprop(uint4 parid, Properties which, MCExecPoint& ep, Boolean effective)

{

switch (which)

{

case P_SELECTED_COLOR:

MCColor color;

color.pixel = selectedcolor;

MCscreen->querycolor(color);

ep.setcolor(color);

break;

default:

return MCControl::getprop(parid, which, ep, effective);

}

return ES_NORMAL;

}

Exec_stat MCColors::setprop(uint4 parid, Properties p, MCExecPoint &ep, Boolean effective)

{

Boolean dirty = True;

MCString data = ep.getsvalue();

switch (p)

{

case P_SELECTED_COLOR:

{

MCColor color;

char *colorname = NULL;

if (!MCscreen->parsecolor(data, &color, &colorname))

{

MCeerror->add

(EE_COLOR_BADSELECTEDCOLOR, 0, 0, data);

return ES_ERROR;

}

if (colorname != NULL)

delete colorname;

MCscreen->alloccolor(color);

selectedcolor = color.pixel;

}

break;

default:

return MCControl::setprop(parid, p, ep, effective);

}

if (dirty && opened)

{

// MW-2011-08-18: [[ Layers ]] Invalidate the whole object.

layer_redrawall();

}

return ES_NORMAL;

}

Boolean MCColors::count(Chunk_term type, MCObject *stop, uint2 &num)

{

if (type == CT_COLOR_PALETTE || type == CT_LAYER)

num++;

if (stop == this)

return True;

return False;

}

MCControl *MCColors::clone(Boolean attach, Object_pos p, bool invisible)

{

MCColors *newcolors = new MCColors(*this);

if (attach)

newcolors->attach(p, invisible);

return newcolors;

}

// MW-2011-09-06: [[ Redraw ]] Added 'sprite' option - if true, ink and opacity are not set.

void MCColors::draw(MCDC *dc, const MCRectangle &dirty, bool p_isolated, bool p_sprite)

{

uint2 xcells;

uint2 ycells;

getcells(xcells, ycells);

uint2 i;

uint2 j;

MCRectangle rrect = MCU_reduce_rect(rect, borderwidth);

MCRectangle trect;

MCColor c;

c = dc->getwhite();

dc->setfillstyle(FillSolid, DNULL, 0, 0);

for (i = 0 ; i < ycells ; i++)

for (j = 0 ; j < xcells ; j++)

{

trect.x = j * rrect.width / xcells;

trect.y = i * rrect.height / ycells;

trect.width = (j + 1) * rrect.width / xcells - trect.x;

trect.height = (i + 1) * rrect.height / ycells - trect.y;

trect.x += rrect.x;

trect.y += rrect.y;

MCscreen->getpaletteentry(i * xcells + j, c);

dc->setforeground(c);

dc->fillrect(trect);

if (c.pixel == selectedcolor)

draw3d(dc, trect, ETCH_SUNKEN, borderwidth);

}

if (flags & F_SHOW_BORDER)

if (flags & F_3D)

draw3d(dc, rect, ETCH_SUNKEN, borderwidth);

else

drawborder(dc, rect, borderwidth);

}

///////////////////////////////////////////////////////////////////////////////

//

// SAVING AND LOADING

//

IO_stat MCColors::extendedsave(MCObjectOutputStream& p_stream, uint4 p_part)

{

return MCObject::defaultextendedsave(p_stream, p_part);

}

IO_stat MCColors::extendedload(MCObjectInputStream& p_stream, const char *p_version, uint4 p_length)

{

return MCObject::defaultextendedload(p_stream, p_version, p_length);

}

IO_stat MCColors::save(IO_handle stream, uint4 p_part, bool p_force_ext)

{

IO_stat stat;

if ((stat = IO_write_uint1(OT_COLORS, stream)) != IO_NORMAL)

return stat;

if ((stat = MCObject::save(stream, p_part, p_force_ext)) != IO_NORMAL)

return stat;

return savepropsets(stream);

}

IO_stat MCColors::load(IO_handle stream, const char *version)

{

IO_stat stat;

if ((stat = MCObject::load(stream, version)) != IO_NORMAL)

return stat;

return loadpropsets(stream);

}