/indra/newview/llcolorswatch.cpp
https://bitbucket.org/lindenlab/viewer-beta/ · C++ · 373 lines · 269 code · 48 blank · 56 comment · 35 complexity · 4a21a84c3d3378a4be42ca2c8293559a MD5 · raw file
- /**
- * @file llcolorswatch.cpp
- * @brief LLColorSwatch class implementation
- *
- * $LicenseInfo:firstyear=2001&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
- #include "llviewerprecompiledheaders.h"
- // File include
- #include "llcolorswatch.h"
- // Linden library includes
- #include "v4color.h"
- #include "llwindow.h" // setCursor()
- // Project includes
- #include "llui.h"
- #include "llrender.h"
- #include "lluiconstants.h"
- #include "llviewercontrol.h"
- #include "llbutton.h"
- #include "lltextbox.h"
- #include "llfloatercolorpicker.h"
- #include "llviewborder.h"
- #include "llviewertexturelist.h"
- #include "llfocusmgr.h"
- static LLDefaultChildRegistry::Register<LLColorSwatchCtrl> r("color_swatch");
- LLColorSwatchCtrl::Params::Params()
- : color("color", LLColor4::white),
- can_apply_immediately("can_apply_immediately", false),
- alpha_background_image("alpha_background_image"),
- border_color("border_color"),
- label_width("label_width", -1),
- label_height("label_height", -1),
- caption_text("caption_text"),
- border("border")
- {
- }
- LLColorSwatchCtrl::LLColorSwatchCtrl(const Params& p)
- : LLUICtrl(p),
- mValid( TRUE ),
- mColor(p.color()),
- mCanApplyImmediately(p.can_apply_immediately),
- mAlphaGradientImage(p.alpha_background_image),
- mOnCancelCallback(p.cancel_callback()),
- mOnSelectCallback(p.select_callback()),
- mBorderColor(p.border_color()),
- mLabelWidth(p.label_width),
- mLabelHeight(p.label_height)
- {
- LLTextBox::Params tp = p.caption_text;
- // use custom label height if it is provided
- mLabelHeight = mLabelHeight != -1 ? mLabelHeight : BTN_HEIGHT_SMALL;
- // label_width is specified, not -1
- if(mLabelWidth!= -1)
- {
- tp.rect(LLRect( 0, mLabelHeight, mLabelWidth, 0 ));
- }
- else
- {
- tp.rect(LLRect( 0, mLabelHeight, getRect().getWidth(), 0 ));
- }
-
- tp.initial_value(p.label());
- mCaption = LLUICtrlFactory::create<LLTextBox>(tp);
- addChild( mCaption );
- LLRect border_rect = getLocalRect();
- border_rect.mTop -= 1;
- border_rect.mRight -=1;
- border_rect.mBottom += mLabelHeight;
- LLViewBorder::Params params = p.border;
- params.rect(border_rect);
- mBorder = LLUICtrlFactory::create<LLViewBorder> (params);
- addChild(mBorder);
- }
- LLColorSwatchCtrl::~LLColorSwatchCtrl ()
- {
- // parent dialog is destroyed so we are too and we need to cancel selection
- LLFloaterColorPicker* pickerp = (LLFloaterColorPicker*)mPickerHandle.get();
- if (pickerp)
- {
- pickerp->cancelSelection();
- pickerp->closeFloater();
- }
- }
- BOOL LLColorSwatchCtrl::handleDoubleClick(S32 x, S32 y, MASK mask)
- {
- return handleMouseDown(x, y, mask);
- }
- BOOL LLColorSwatchCtrl::handleHover(S32 x, S32 y, MASK mask)
- {
- getWindow()->setCursor(UI_CURSOR_HAND);
- return TRUE;
- }
- BOOL LLColorSwatchCtrl::handleUnicodeCharHere(llwchar uni_char)
- {
- if( ' ' == uni_char )
- {
- showPicker(TRUE);
- }
- return LLUICtrl::handleUnicodeCharHere(uni_char);
- }
- // forces color of this swatch and any associated floater to the input value, if currently invalid
- void LLColorSwatchCtrl::setOriginal(const LLColor4& color)
- {
- mColor = color;
- LLFloaterColorPicker* pickerp = (LLFloaterColorPicker*)mPickerHandle.get();
- if (pickerp)
- {
- pickerp->setOrigRgb(mColor.mV[VRED], mColor.mV[VGREEN], mColor.mV[VBLUE]);
- }
- }
- void LLColorSwatchCtrl::set(const LLColor4& color, BOOL update_picker, BOOL from_event)
- {
- mColor = color;
- LLFloaterColorPicker* pickerp = (LLFloaterColorPicker*)mPickerHandle.get();
- if (pickerp && update_picker)
- {
- pickerp->setCurRgb(mColor.mV[VRED], mColor.mV[VGREEN], mColor.mV[VBLUE]);
- }
- if (!from_event)
- {
- setControlValue(mColor.getValue());
- }
- }
- void LLColorSwatchCtrl::setLabel(const std::string& label)
- {
- mCaption->setText(label);
- }
- BOOL LLColorSwatchCtrl::handleMouseDown(S32 x, S32 y, MASK mask)
- {
- // Route future Mouse messages here preemptively. (Release on mouse up.)
- // No handler is needed for capture lost since this object has no state that depends on it.
- gFocusMgr.setMouseCapture( this );
- return TRUE;
- }
- BOOL LLColorSwatchCtrl::handleMouseUp(S32 x, S32 y, MASK mask)
- {
- // We only handle the click if the click both started and ended within us
- if( hasMouseCapture() )
- {
- // Release the mouse
- gFocusMgr.setMouseCapture( NULL );
- // If mouseup in the widget, it's been clicked
- if ( pointInView(x, y) )
- {
- llassert(getEnabled());
- llassert(getVisible());
- // Focus the widget now in order to return the focus
- // after the color picker is closed.
- setFocus(TRUE);
- showPicker(FALSE);
- }
- }
- return TRUE;
- }
- // assumes GL state is set for 2D
- void LLColorSwatchCtrl::draw()
- {
- // If we're in a focused floater, don't apply the floater's alpha to the color swatch (STORM-676).
- F32 alpha = getTransparencyType() == TT_ACTIVE ? 1.0f : getCurrentTransparency();
- mBorder->setKeyboardFocusHighlight(hasFocus());
- // Draw border
- LLRect border( 0, getRect().getHeight(), getRect().getWidth(), mLabelHeight );
- gl_rect_2d( border, mBorderColor.get(), FALSE );
- LLRect interior = border;
- interior.stretch( -1 );
- // Check state
- if ( mValid )
- {
- if (!mColor.isOpaque())
- {
- // Draw checker board.
- gl_rect_2d_checkerboard(interior, alpha);
- }
- // Draw the color swatch
- gl_rect_2d(interior, mColor % alpha, TRUE);
- if (!mColor.isOpaque())
- {
- // Draw semi-transparent center area in filled with mColor.
- LLColor4 opaque_color = mColor;
- opaque_color.mV[VALPHA] = alpha;
- gGL.color4fv(opaque_color.mV);
- if (mAlphaGradientImage.notNull())
- {
- gGL.pushMatrix();
- {
- mAlphaGradientImage->draw(interior, mColor % alpha);
- }
- gGL.popMatrix();
- }
- }
- }
- else
- {
- if (!mFallbackImageName.empty())
- {
- LLPointer<LLViewerFetchedTexture> fallback_image = LLViewerTextureManager::getFetchedTextureFromFile(mFallbackImageName, TRUE,
- LLViewerTexture::BOOST_NONE, LLViewerTexture::LOD_TEXTURE);
- if( fallback_image->getComponents() == 4 )
- {
- gl_rect_2d_checkerboard( interior );
- }
- gl_draw_scaled_image( interior.mLeft, interior.mBottom, interior.getWidth(), interior.getHeight(), fallback_image, LLColor4::white % alpha);
- fallback_image->addTextureStats( (F32)(interior.getWidth() * interior.getHeight()) );
- }
- else
- {
- // Draw grey and an X
- gl_rect_2d(interior, LLColor4::grey % alpha, TRUE);
-
- gl_draw_x(interior, LLColor4::black % alpha);
- }
- }
- LLUICtrl::draw();
- }
- void LLColorSwatchCtrl::setEnabled( BOOL enabled )
- {
- mCaption->setEnabled( enabled );
- LLView::setEnabled( enabled );
- if (!enabled)
- {
- LLFloaterColorPicker* pickerp = (LLFloaterColorPicker*)mPickerHandle.get();
- if (pickerp)
- {
- pickerp->cancelSelection();
- pickerp->closeFloater();
- }
- }
- }
- void LLColorSwatchCtrl::setValue(const LLSD& value)
- {
- set(LLColor4(value), TRUE, TRUE);
- }
- //////////////////////////////////////////////////////////////////////////////
- // called (infrequently) when the color changes so the subject of the swatch can be updated.
- void LLColorSwatchCtrl::onColorChanged ( void* data, EColorPickOp pick_op )
- {
- LLColorSwatchCtrl* subject = ( LLColorSwatchCtrl* )data;
- if ( subject )
- {
- LLFloaterColorPicker* pickerp = (LLFloaterColorPicker*)subject->mPickerHandle.get();
- if (pickerp)
- {
- // move color across from selector to internal widget storage
- LLColor4 updatedColor ( pickerp->getCurR (),
- pickerp->getCurG (),
- pickerp->getCurB (),
- subject->mColor.mV[VALPHA] ); // keep current alpha
- subject->mColor = updatedColor;
- subject->setControlValue(updatedColor.getValue());
- if (pick_op == COLOR_CANCEL && subject->mOnCancelCallback)
- {
- subject->mOnCancelCallback( subject, LLSD());
- }
- else if (pick_op == COLOR_SELECT && subject->mOnSelectCallback)
- {
- subject->mOnSelectCallback( subject, LLSD() );
- }
- else
- {
- // just commit change
- subject->onCommit ();
- }
- }
- }
- }
- // This is called when the main floatercustomize panel is closed.
- // Since this class has pointers up to its parents, we need to cleanup
- // this class first in order to avoid a crash.
- void LLColorSwatchCtrl::closeFloaterColorPicker()
- {
- LLFloaterColorPicker* pickerp = (LLFloaterColorPicker*)mPickerHandle.get();
- if (pickerp)
- {
- pickerp->setSwatch(NULL);
- pickerp->closeFloater();
- }
- mPickerHandle.markDead();
- }
- void LLColorSwatchCtrl::setValid(BOOL valid )
- {
- mValid = valid;
- LLFloaterColorPicker* pickerp = (LLFloaterColorPicker*)mPickerHandle.get();
- if (pickerp)
- {
- pickerp->setActive(valid);
- }
- }
- void LLColorSwatchCtrl::showPicker(BOOL take_focus)
- {
- LLFloaterColorPicker* pickerp = (LLFloaterColorPicker*)mPickerHandle.get();
- if (!pickerp)
- {
- pickerp = new LLFloaterColorPicker(this, mCanApplyImmediately);
- LLFloater* parent = gFloaterView->getParentFloater(this);
- if (parent)
- {
- parent->addDependentFloater(pickerp);
- }
- mPickerHandle = pickerp->getHandle();
- }
- // initialize picker with current color
- pickerp->initUI ( mColor.mV [ VRED ], mColor.mV [ VGREEN ], mColor.mV [ VBLUE ] );
- // display it
- pickerp->showUI ();
- if (take_focus)
- {
- pickerp->setFocus(TRUE);
- }
- }