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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2010 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* 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/>.
*
* Authored by: Mirco Müller <mirco.mueller@canonical.com>
*/
#include "Nux/Nux.h"
#include "QuicklistMenuItemSeparator.h"
QuicklistMenuItemSeparator::QuicklistMenuItemSeparator (DbusmenuMenuitem* item,
NUX_FILE_LINE_DECL) :
QuicklistMenuItem (item,
NUX_FILE_LINE_PARAM)
{
_name = g_strdup ("QuicklistMenuItemSeparator");
SetMinimumHeight (5);
SetBaseSize (64, 5);
//_normalTexture = NULL;
_color = nux::Color (1.0f, 1.0f, 1.0f, 0.5f);
_premultiplied_color = nux::Color (0.5f, 0.5f, 0.5f, 0.5f);
_item_type = MENUITEM_TYPE_SEPARATOR;
}
QuicklistMenuItemSeparator::QuicklistMenuItemSeparator (DbusmenuMenuitem* item,
bool debug,
NUX_FILE_LINE_DECL) :
QuicklistMenuItem (item,
debug,
NUX_FILE_LINE_PARAM)
{
_name = g_strdup ("QuicklistMenuItemSeparator");
SetMinimumHeight (5);
SetBaseSize (64, 5);
//_normalTexture = NULL;
_color = nux::Color (1.0f, 1.0f, 1.0f, 0.5f);
_premultiplied_color = nux::Color (0.5f, 0.5f, 0.5f, 0.5f);
_item_type = MENUITEM_TYPE_SEPARATOR;
}
QuicklistMenuItemSeparator::~QuicklistMenuItemSeparator ()
{
}
void
QuicklistMenuItemSeparator::PreLayoutManagement ()
{
_pre_layout_width = GetBaseWidth ();
_pre_layout_height = GetBaseHeight ();
if((_normalTexture[0] == 0) )
{
UpdateTexture ();
}
QuicklistMenuItem::PreLayoutManagement ();
}
long
QuicklistMenuItemSeparator::PostLayoutManagement (long layoutResult)
{
int w = GetBaseWidth();
int h = GetBaseHeight();
long result = 0;
if (_pre_layout_width < w)
result |= nux::eLargerWidth;
else if (_pre_layout_width > w)
result |= nux::eSmallerWidth;
else
result |= nux::eCompliantWidth;
if (_pre_layout_height < h)
result |= nux::eLargerHeight;
else if (_pre_layout_height > h)
result |= nux::eSmallerHeight;
else
result |= nux::eCompliantHeight;
return result;
}
long
QuicklistMenuItemSeparator::ProcessEvent (nux::IEvent& event,
long traverseInfo,
long processEventInfo)
{
long result = traverseInfo;
result = nux::View::PostProcessEvent2 (event, result, processEventInfo);
return result;
}
void
QuicklistMenuItemSeparator::Draw (nux::GraphicsEngine& gfxContext,
bool forceDraw)
{
// Check if the texture have been computed. If they haven't, exit the function.
if (_normalTexture[0] == 0)
return;
nux::Geometry base = GetGeometry ();
gfxContext.PushClippingRectangle (base);
nux::TexCoordXForm texxform;
texxform.SetWrap (nux::TEXWRAP_REPEAT, nux::TEXWRAP_REPEAT);
texxform.SetTexCoordType (nux::TexCoordXForm::OFFSET_COORD);
gfxContext.GetRenderStates ().SetBlend (true);
gfxContext.GetRenderStates ().SetPremultipliedBlend (nux::SRC_OVER);
gfxContext.QRP_1Tex (base.x,
base.y,
base.width,
base.height,
_normalTexture[0]->GetDeviceTexture(),
texxform,
_premultiplied_color);
gfxContext.GetRenderStates().SetBlend (false);
gfxContext.PopClippingRectangle ();
}
void
QuicklistMenuItemSeparator::DrawContent (nux::GraphicsEngine& gfxContext,
bool forceDraw)
{
}
void
QuicklistMenuItemSeparator::PostDraw (nux::GraphicsEngine& gfxContext,
bool forceDraw)
{
}
void
QuicklistMenuItemSeparator::UpdateTexture ()
{
int width = GetBaseWidth ();
_cairoGraphics = new nux::CairoGraphics (CAIRO_FORMAT_ARGB32,
GetBaseWidth (),
GetBaseHeight ());
cairo_t *cr = _cairoGraphics->GetContext ();
cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_rgba (cr, 0.0f, 0.0f, 0.0f, 0.0f);
cairo_paint (cr);
cairo_set_source_rgba (cr, _color.R (), _color.G (), _color.B (), _color.A ());
cairo_set_line_width (cr, 1.0f);
cairo_move_to (cr, 0.5f, 2.5f);
cairo_line_to (cr, width - 0.5f, 2.5f);
cairo_stroke (cr);
nux::NBitmapData* bitmap = _cairoGraphics->GetBitmap ();
if (_normalTexture[0])
_normalTexture[0]->UnReference ();
_normalTexture[0] = nux::GetThreadGLDeviceFactory()->CreateSystemCapableTexture ();
_normalTexture[0]->Update (bitmap);
delete bitmap;
delete _cairoGraphics;
}
int QuicklistMenuItemSeparator::CairoSurfaceWidth ()
{
if (_normalTexture[0])
return _normalTexture[0]->GetWidth ();
return 0;
}
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