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/**
* @file llfloateremojipicker.cpp
*
* $LicenseInfo:firstyear=2003&license=viewerlgpl$
* 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"
#include "llfloateremojipicker.h"
#include "llbutton.h"
#include "llcombobox.h"
#include "llemojidictionary.h"
#include "llfloaterreg.h"
#include "llkeyboard.h"
#include "lllineeditor.h"
#include "llscrollcontainer.h"
#include "llscrollingpanellist.h"
#include "llscrolllistctrl.h"
#include "llscrolllistitem.h"
#include "lltextbox.h"
#include "llviewerchat.h"
size_t LLFloaterEmojiPicker::sSelectedGroupIndex;
std::string LLFloaterEmojiPicker::sSearchPattern;
class LLEmojiScrollListItem : public LLScrollListItem
{
public:
LLEmojiScrollListItem(const llwchar emoji, const LLScrollListItem::Params& params)
: LLScrollListItem(params)
, mEmoji(emoji)
{
}
llwchar getEmoji() const { return mEmoji; }
virtual void draw(const LLRect& rect,
const LLColor4& fg_color,
const LLColor4& hover_color, // highlight/hover selection of whole item or cell
const LLColor4& select_color, // highlight/hover selection of whole item or cell
const LLColor4& highlight_color, // highlights contents of cells (ex: text)
S32 column_padding) override
{
LLScrollListItem::draw(rect, fg_color, hover_color, select_color, highlight_color, column_padding);
LLWString wstr(1, mEmoji);
S32 width = getColumn(0)->getWidth();
F32 x = rect.mLeft + width / 2;
F32 y = rect.getCenterY();
LLFontGL::getFontEmoji()->render(
wstr, // wstr
0, // begin_offset
x, // x
y, // y
LLColor4::white, // color
LLFontGL::HCENTER, // halign
LLFontGL::VCENTER, // valign
LLFontGL::NORMAL, // style
LLFontGL::DROP_SHADOW_SOFT, // shadow
1, // max_chars
S32_MAX, // max_pixels
nullptr, // right_x
false, // use_ellipses
true); // use_color
}
private:
llwchar mEmoji;
};
class LLEmojiGridRow : public LLScrollingPanel
{
public:
LLEmojiGridRow(const LLPanel::Params& panel_params,
const LLScrollingPanelList::Params& list_params)
: LLScrollingPanel(panel_params)
, mList(new LLScrollingPanelList(list_params))
{
addChild(mList);
}
virtual void updatePanel(BOOL allow_modify) override {}
public:
LLScrollingPanelList* mList;
};
class LLEmojiGridDivider : public LLScrollingPanel
{
public:
LLEmojiGridDivider(const LLPanel::Params& panel_params, std::string text)
: LLScrollingPanel(panel_params)
, mText(utf8string_to_wstring(text))
{
}
virtual void draw() override
{
LLScrollingPanel::draw();
F32 x = 4; // padding-left
F32 y = getRect().getHeight() / 2;
LLFontGL::getFontSansSerifBold()->render(
mText, // wstr
0, // begin_offset
x, // x
y, // y
LLColor4::white, // color
LLFontGL::LEFT, // halign
LLFontGL::VCENTER, // valign
LLFontGL::NORMAL, // style
LLFontGL::DROP_SHADOW_SOFT, // shadow
mText.size(), // max_chars
S32_MAX, // max_pixels
nullptr, // right_x
false, // use_ellipses
true); // use_color
}
virtual void updatePanel(BOOL allow_modify) override {}
private:
const LLWString mText;
};
class LLEmojiGridIcon : public LLScrollingPanel
{
public:
LLEmojiGridIcon(const LLPanel::Params& panel_params, const LLEmojiDescriptor* descr, std::string category)
: LLScrollingPanel(panel_params)
, mEmoji(descr->Character)
, mText(LLWString(1, mEmoji))
, mDescr(descr->getShortCodes())
, mCategory(category)
{
}
virtual void draw() override
{
LLScrollingPanel::draw();
F32 x = getRect().getWidth() / 2;
F32 y = getRect().getHeight() / 2;
LLFontGL::getFontEmoji()->render(
mText, // wstr
0, // begin_offset
x, // x
y, // y
LLColor4::white, // color
LLFontGL::HCENTER, // halign
LLFontGL::VCENTER, // valign
LLFontGL::NORMAL, // style
LLFontGL::DROP_SHADOW_SOFT, // shadow
1, // max_chars
S32_MAX, // max_pixels
nullptr, // right_x
false, // use_ellipses
true); // use_color
}
virtual void updatePanel(BOOL allow_modify) override {}
llwchar getEmoji() const { return mEmoji; }
LLWString getText() const { return mText; }
std::string getDescr() const { return mDescr; }
std::string getCategory() const { return mCategory; }
private:
const llwchar mEmoji;
const LLWString mText;
const std::string mDescr;
const std::string mCategory;
};
LLFloaterEmojiPicker* LLFloaterEmojiPicker::getInstance()
{
LLFloaterEmojiPicker* floater = LLFloaterReg::getTypedInstance<LLFloaterEmojiPicker>("emoji_picker");
if (!floater)
LL_ERRS() << "Cannot instantiate emoji picker" << LL_ENDL;
return floater;
}
LLFloaterEmojiPicker* LLFloaterEmojiPicker::showInstance(pick_callback_t pick_callback, close_callback_t close_callback)
{
LLFloaterEmojiPicker* floater = getInstance();
floater->show(pick_callback, close_callback);
return floater;
}
void LLFloaterEmojiPicker::show(pick_callback_t pick_callback, close_callback_t close_callback)
{
mEmojiPickCallback = pick_callback;
mFloaterCloseCallback = close_callback;
openFloater(mKey);
setFocus(TRUE);
}
LLFloaterEmojiPicker::LLFloaterEmojiPicker(const LLSD& key)
: LLFloater(key)
{
}
BOOL LLFloaterEmojiPicker::postBuild()
{
// Should be initialized first
mPreviewEmoji = getChild<LLButton>("PreviewEmoji");
mPreviewEmoji->setClickedCallback([this](LLUICtrl*, const LLSD&) { onPreviewEmojiClick(); });
mDescription = getChild<LLTextBox>("Description");
mDescription->setVisible(FALSE);
mGroups = getChild<LLPanel>("Groups");
mBadge = getChild<LLPanel>("Badge");
mSearch = getChild<LLLineEditor>("Search");
mSearch->setKeystrokeCallback([this](LLLineEditor*, void*) { onSearchKeystroke(); }, NULL);
mSearch->setFont(LLViewerChat::getChatFont());
mSearch->setText(sSearchPattern);
mEmojiScroll = getChild<LLScrollContainer>("EmojiGridContainer");
mEmojiScroll->setMouseEnterCallback([this](LLUICtrl*, const LLSD&) { onGridMouseEnter(); });
mEmojiScroll->setMouseLeaveCallback([this](LLUICtrl*, const LLSD&) { onGridMouseLeave(); });
mEmojiGrid = getChild<LLScrollingPanelList>("EmojiGrid");
fillGroups();
fillEmojis();
return TRUE;
}
void LLFloaterEmojiPicker::dirtyRect()
{
super::dirtyRect();
if (mEmojiScroll && mEmojiScroll->getRect().getWidth() != mRecentGridWidth)
{
moveGroups();
fillEmojis(true);
}
}
LLFloaterEmojiPicker::~LLFloaterEmojiPicker()
{
gFocusMgr.releaseFocusIfNeeded( this );
}
void LLFloaterEmojiPicker::fillGroups()
{
LLButton::Params params;
params.font = LLFontGL::getFontEmoji();
//params.use_font_color = true;
LLRect rect;
rect.mTop = mGroups->getRect().getHeight();
rect.mBottom = mBadge->getRect().getHeight();
const std::vector<LLEmojiGroup>& groups = LLEmojiDictionary::instance().getGroups();
for (const LLEmojiGroup& group : groups)
{
LLButton* button = LLUICtrlFactory::create<LLButton>(params);
button->setClickedCallback([this](LLUICtrl* ctrl, const LLSD&) { onGroupButtonClick(ctrl); });
button->setMouseEnterCallback([this](LLUICtrl* ctrl, const LLSD&) { onGroupButtonMouseEnter(ctrl); });
button->setMouseLeaveCallback([this](LLUICtrl* ctrl, const LLSD&) { onGroupButtonMouseLeave(ctrl); });
button->setRect(rect);
LLUIString text;
text.insert(0, LLWString(1, group.Character));
button->setLabel(text);
if (mGroupButtons.size() == sSelectedGroupIndex)
{
button->setToggleState(TRUE);
}
mGroupButtons.push_back(button);
mGroups->addChild(button);
}
moveGroups();
}
void LLFloaterEmojiPicker::moveGroups()
{
const std::vector<LLEmojiGroup>& groups = LLEmojiDictionary::instance().getGroups();
if (groups.empty())
return;
int badgeWidth = mGroups->getRect().getWidth() / groups.size();
if (badgeWidth == mRecentBadgeWidth)
return;
mRecentBadgeWidth = badgeWidth;
for (int i = 0; i < mGroupButtons.size(); ++i)
{
LLRect rect = mGroupButtons[i]->getRect();
rect.mLeft = badgeWidth * i;
rect.mRight = rect.mLeft + badgeWidth;
mGroupButtons[i]->setRect(rect);
}
LLRect rect = mBadge->getRect();
rect.mLeft = badgeWidth * sSelectedGroupIndex;
rect.mRight = rect.mLeft + badgeWidth;
mBadge->setRect(rect);
}
void LLFloaterEmojiPicker::fillEmojis(bool fromResize)
{
mRecentGridWidth = mEmojiScroll->getRect().getWidth();
S32 scrollbarSize = mEmojiScroll->getSize();
if (scrollbarSize < 0)
{
static LLUICachedControl<S32> scrollbar_size_control("UIScrollbarSize", 0);
scrollbarSize = scrollbar_size_control;
}
const S32 clientWidth = mRecentGridWidth - scrollbarSize - mEmojiScroll->getBorderWidth() * 2;
const S32 gridPadding = mEmojiGrid->getPadding();
const S32 iconSpacing = mEmojiGrid->getSpacing();
const S32 rowWidth = clientWidth - gridPadding * 2;
const S32 iconSize = 28; // icon width and height
const S32 maxIcons = llmax(1, (rowWidth + iconSpacing) / (iconSize + iconSpacing));
// Optimization: don't rearrange for different widths with the same maxIcons
if (fromResize && (maxIcons == mRecentMaxIcons))
return;
mRecentMaxIcons = maxIcons;
mHoveredIcon = nullptr;
mEmojiGrid->clearPanels();
mPreviewEmoji->setLabel(LLUIString());
if (mEmojiGrid->getRect().getWidth() != clientWidth)
{
LLRect rect = mEmojiGrid->getRect();
rect.mRight = rect.mLeft + clientWidth;
mEmojiGrid->setRect(rect);
}
LLPanel::Params row_panel_params;
row_panel_params.rect = LLRect(0, iconSize, rowWidth, 0);
LLScrollingPanelList::Params row_list_params;
row_list_params.rect = row_panel_params.rect;
row_list_params.is_horizontal = TRUE;
row_list_params.padding = 0;
row_list_params.spacing = iconSpacing;
LLPanel::Params icon_params;
LLRect icon_rect(0, iconSize, iconSize, 0);
static const LLColor4 bgcolors[] =
{
LLColor4(0.8f, 0.6f, 0.8f, 1.0f),
LLColor4(0.8f, 0.8f, 0.4f, 1.0f),
LLColor4(0.6f, 0.6f, 0.8f, 1.0f),
LLColor4(0.4f, 0.7f, 0.4f, 1.0f),
LLColor4(0.5f, 0.7f, 0.9f, 1.0f),
LLColor4(0.7f, 0.8f, 0.2f, 1.0f)
};
static constexpr U32 bgcolorCount = sizeof(bgcolors) / sizeof(*bgcolors);
auto listCategory = [&](std::string category, const std::vector<const LLEmojiDescriptor*>& emojis)
{
int iconIndex = 0;
bool showDivider = true;
LLEmojiGridRow* row = nullptr;
LLStringUtil::capitalize(category);
for (const LLEmojiDescriptor* descr : emojis)
{
if (sSearchPattern.empty() || matchesPattern(descr))
{
// Place a category title if needed
if (showDivider)
{
LLEmojiGridDivider* div = new LLEmojiGridDivider(row_panel_params, category);
mEmojiGrid->addPanel(div, true);
showDivider = false;
}
// Place a new row each (maxIcons) icons
if (!(iconIndex % maxIcons))
{
row = new LLEmojiGridRow(row_panel_params, row_list_params);
mEmojiGrid->addPanel(row, true);
}
// Place a new icon to the current row
LLEmojiGridIcon* icon = new LLEmojiGridIcon(icon_params, descr, category);
icon->setMouseEnterCallback([this](LLUICtrl* ctrl, const LLSD&) { onEmojiMouseEnter(ctrl); });
icon->setMouseLeaveCallback([this](LLUICtrl* ctrl, const LLSD&) { onEmojiMouseLeave(ctrl); });
icon->setMouseUpCallback([this](LLUICtrl* ctrl, S32, S32, MASK mask) { onEmojiMouseClick(ctrl, mask); });
icon->setBackgroundColor(bgcolors[iconIndex % bgcolorCount]);
icon->setBackgroundOpaque(1);
icon->setRect(icon_rect);
row->mList->addPanel(icon, true);
iconIndex++;
}
}
};
const std::vector<LLEmojiGroup>& groups = LLEmojiDictionary::instance().getGroups();
const LLEmojiDictionary::cat2descrs_map_t& category2Descr = LLEmojiDictionary::instance().getCategory2Descrs();
if (!sSelectedGroupIndex)
{
// List all groups
for (const LLEmojiGroup& group : groups)
{
// List all categories in group
for (const std::string& category : group.Categories)
{
// List all emojis in category
const LLEmojiDictionary::cat2descrs_map_t::const_iterator& item = category2Descr.find(category);
if (item != category2Descr.end())
{
listCategory(category, item->second);
}
}
}
}
else
{
// List all categories in the selected group
for (const std::string& category : groups[sSelectedGroupIndex].Categories)
{
// List all emojis in category
const LLEmojiDictionary::cat2descrs_map_t::const_iterator& item = category2Descr.find(category);
if (item != category2Descr.end())
{
listCategory(category, item->second);
}
}
}
}
bool LLFloaterEmojiPicker::matchesPattern(const LLEmojiDescriptor* descr)
{
for (const std::string& shortCode : descr->ShortCodes)
if (shortCode.find(sSearchPattern) != std::string::npos)
return true;
return false;
}
void LLFloaterEmojiPicker::onGroupButtonClick(LLUICtrl* ctrl)
{
if (LLButton* button = dynamic_cast<LLButton*>(ctrl))
{
if (button == mGroupButtons[sSelectedGroupIndex] || button->getToggleState())
return;
auto it = std::find(mGroupButtons.begin(), mGroupButtons.end(), button);
if (it == mGroupButtons.end())
return;
mGroupButtons[sSelectedGroupIndex]->setToggleState(FALSE);
sSelectedGroupIndex = it - mGroupButtons.begin();
mGroupButtons[sSelectedGroupIndex]->setToggleState(TRUE);
LLRect rect = mBadge->getRect();
rect.mLeft = button->getRect().mLeft;
rect.mRight = button->getRect().mRight;
mBadge->setRect(rect);
mSearch->setFocus(TRUE);
fillEmojis();
}
}
void LLFloaterEmojiPicker::onSearchKeystroke()
{
sSearchPattern = mSearch->getText();
fillEmojis();
}
void LLFloaterEmojiPicker::onPreviewEmojiClick()
{
if (mEmojiPickCallback)
{
if (LLEmojiGridIcon* icon = dynamic_cast<LLEmojiGridIcon*>(mHoveredIcon))
{
mEmojiPickCallback(icon->getEmoji());
}
}
}
void LLFloaterEmojiPicker::onGridMouseEnter()
{
mSearch->setVisible(FALSE);
mDescription->setText(LLStringExplicit(""), LLStyle::Params());
mDescription->setVisible(TRUE);
}
void LLFloaterEmojiPicker::onGridMouseLeave()
{
mDescription->setVisible(FALSE);
mDescription->setText(LLStringExplicit(""), LLStyle::Params());
mSearch->setVisible(TRUE);
mSearch->setFocus(TRUE);
}
void LLFloaterEmojiPicker::onGroupButtonMouseEnter(LLUICtrl* ctrl)
{
if (LLButton* button = dynamic_cast<LLButton*>(ctrl))
{
button->setUseFontColor(TRUE);
}
}
void LLFloaterEmojiPicker::onGroupButtonMouseLeave(LLUICtrl* ctrl)
{
if (LLButton* button = dynamic_cast<LLButton*>(ctrl))
{
button->setUseFontColor(FALSE);
}
}
void LLFloaterEmojiPicker::onEmojiMouseEnter(LLUICtrl* ctrl)
{
if (ctrl)
{
if (mHoveredIcon && mHoveredIcon != ctrl)
{
unselectGridIcon(mHoveredIcon);
}
selectGridIcon(ctrl);
mHoveredIcon = ctrl;
}
}
void LLFloaterEmojiPicker::onEmojiMouseLeave(LLUICtrl* ctrl)
{
if (ctrl)
{
if (ctrl == mHoveredIcon)
{
unselectGridIcon(ctrl);
}
}
}
void LLFloaterEmojiPicker::onEmojiMouseClick(LLUICtrl* ctrl, MASK mask)
{
if (mEmojiPickCallback)
{
if (LLEmojiGridIcon* icon = dynamic_cast<LLEmojiGridIcon*>(ctrl))
{
mPreviewEmoji->handleAnyMouseClick(0, 0, 0, EMouseClickType::CLICK_LEFT, TRUE);
mPreviewEmoji->handleAnyMouseClick(0, 0, 0, EMouseClickType::CLICK_LEFT, FALSE);
if (!(mask & 4))
{
closeFloater();
}
}
}
}
void LLFloaterEmojiPicker::selectGridIcon(LLUICtrl* ctrl)
{
if (LLEmojiGridIcon* icon = dynamic_cast<LLEmojiGridIcon*>(ctrl))
{
icon->setBackgroundVisible(TRUE);
LLUIString text;
text.insert(0, icon->getText());
mPreviewEmoji->setLabel(text);
std::string descr = icon->getDescr() + "\n" + icon->getCategory();
mDescription->setText(LLStringExplicit(descr), LLStyle::Params());
}
}
void LLFloaterEmojiPicker::unselectGridIcon(LLUICtrl* ctrl)
{
if (LLEmojiGridIcon* icon = dynamic_cast<LLEmojiGridIcon*>(ctrl))
{
icon->setBackgroundVisible(FALSE);
mPreviewEmoji->setLabel(LLUIString());
mDescription->setText(LLStringExplicit(""), LLStyle::Params());
}
}
// virtual
BOOL LLFloaterEmojiPicker::handleKeyHere(KEY key, MASK mask)
{
if (mask == MASK_NONE)
{
switch (key)
{
case KEY_ESCAPE:
closeFloater();
return TRUE;
}
}
return LLFloater::handleKeyHere(key, mask);
}
// virtual
void LLFloaterEmojiPicker::closeFloater(bool app_quitting)
{
LLFloater::closeFloater(app_quitting);
if (mFloaterCloseCallback)
{
mFloaterCloseCallback();
}
}
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