metaforce/specter/lib/TextField.cpp

820 lines
29 KiB
C++

#include "specter/TextField.hpp"
#include "specter/RootView.hpp"
#include "specter/ViewResources.hpp"
namespace specter {
TextField::TextField(ViewResources& res, View& parentView, IStringBinding* strBind)
: ITextInputView(res, parentView, strBind) {
commitResources(res, [&](boo::IGraphicsDataFactory::Context& ctx) -> bool {
buildResources(ctx, res);
m_vertsBinding.init(ctx, res, 41, m_viewVertBlockBuf);
return true;
});
for (int i = 28; i < 32; ++i)
m_verts[i].m_color = res.themeData().textfieldSelection();
setInactive();
m_vertsBinding.load<decltype(m_verts)>(m_verts);
m_text.reset(new TextView(res, *this, res.m_mainFont, TextView::Alignment::Left, 1024));
if (strBind)
setText(strBind->getDefault(this));
}
void TextField::_setText() {
if (m_hasTextSet) {
_clearSelectionRange();
m_textStr = m_deferredTextStr;
m_text->typesetGlyphs(m_textStr, m_error ? rootView().themeData().uiText() : rootView().themeData().fieldText());
if (m_controlBinding)
if (IStringBinding* strBind = IStringBinding::castTo(m_controlBinding))
strBind->changed(this, m_textStr);
m_hasTextSet = false;
if (m_deferredMarkStr.size())
m_hasMarkSet = true;
}
}
void TextField::_setMarkedText() {
if (m_hasMarkSet) {
m_markReplStart = m_deferredMarkReplStart;
m_markReplCount = m_deferredMarkReplCount;
m_markSelStart = m_deferredMarkSelStart;
m_markSelCount = m_deferredMarkSelCount;
size_t repPoint;
size_t repEnd;
if (m_selectionCount) {
repPoint = m_selectionStart;
repEnd = m_selectionStart;
} else {
repPoint = m_cursorPos;
repEnd = m_cursorPos;
}
if (m_markReplStart != SIZE_MAX) {
repPoint += m_markReplStart;
repEnd += m_markReplStart + m_markReplCount;
}
std::string_view textStr(m_textStr);
size_t len = UTF8Iterator(textStr.cbegin()).countTo(textStr.cend());
repPoint = std::min(repPoint, len);
repEnd = std::min(repEnd, len);
std::string compStr(textStr.cbegin(), (UTF8Iterator(textStr.cbegin()) + repPoint).iter());
compStr += m_deferredMarkStr;
compStr += std::string((UTF8Iterator(textStr.cbegin()) + repEnd).iter(), textStr.cend());
m_text->typesetGlyphs(compStr, m_error ? rootView().themeData().uiText() : rootView().themeData().fieldText());
size_t pos = m_cursorPos;
if (m_deferredMarkStr.size())
pos += m_markSelStart;
if (m_markSelCount)
_reallySetMarkRange(pos, m_markSelCount);
else
_reallySetCursorPos(pos);
std::string_view deferredMarkStr(m_deferredMarkStr);
std::vector<TextView::RenderGlyph>& glyphs = m_text->accessGlyphs();
size_t defLen = UTF8Iterator(deferredMarkStr.cbegin()).countTo(deferredMarkStr.cend());
for (auto it = glyphs.begin() + repPoint; it < glyphs.begin() + repPoint + defLen; ++it)
it->m_color = rootView().themeData().fieldMarkedText();
m_text->invalidateGlyphs();
m_hasMarkSet = false;
}
}
void TextField::setText(std::string_view str) {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
UTF8Iterator it(str.cbegin());
for (; it.iter() != str.cend(); ++it)
if (*it.iter() == '\n')
break;
m_deferredTextStr.assign(str.cbegin(), it.iter());
m_hasTextSet = true;
}
void TextField::setInactive() {
const IThemeData& theme = rootView().themeData();
if (m_error) {
m_verts[0].m_color = theme.textfield1Inactive() * zeus::CColor::skRed;
m_verts[1].m_color = theme.textfield2Inactive() * zeus::CColor::skRed;
m_verts[2].m_color = theme.textfield1Inactive() * zeus::CColor::skRed;
m_verts[3].m_color = theme.textfield2Inactive() * zeus::CColor::skRed;
m_verts[4].m_color = theme.textfield2Inactive() * zeus::CColor::skRed;
for (int i = 5; i < 28; ++i)
m_verts[i].m_color = theme.textfield2Inactive() * zeus::CColor::skRed;
} else {
m_verts[0].m_color = theme.textfield1Inactive();
m_verts[1].m_color = theme.textfield2Inactive();
m_verts[2].m_color = theme.textfield1Inactive();
m_verts[3].m_color = theme.textfield2Inactive();
m_verts[4].m_color = theme.textfield2Inactive();
for (int i = 5; i < 28; ++i)
m_verts[i].m_color = theme.textfield2Inactive();
}
m_vertsBinding.load<decltype(m_verts)>(m_verts);
m_bgState = BGState::Inactive;
}
void TextField::setHover() {
const IThemeData& theme = rootView().themeData();
if (m_error) {
m_verts[0].m_color = theme.textfield1Hover() * zeus::CColor::skRed;
m_verts[1].m_color = theme.textfield2Hover() * zeus::CColor::skRed;
m_verts[2].m_color = theme.textfield1Hover() * zeus::CColor::skRed;
m_verts[3].m_color = theme.textfield2Hover() * zeus::CColor::skRed;
m_verts[4].m_color = theme.textfield2Hover() * zeus::CColor::skRed;
for (int i = 5; i < 28; ++i)
m_verts[i].m_color = theme.textfield2Inactive() * zeus::CColor::skRed;
} else {
m_verts[0].m_color = theme.textfield1Hover();
m_verts[1].m_color = theme.textfield2Hover();
m_verts[2].m_color = theme.textfield1Hover();
m_verts[3].m_color = theme.textfield2Hover();
m_verts[4].m_color = theme.textfield2Hover();
for (int i = 5; i < 28; ++i)
m_verts[i].m_color = theme.textfield2Inactive();
}
m_vertsBinding.load<decltype(m_verts)>(m_verts);
m_bgState = BGState::Hover;
}
void TextField::setDisabled() {
const IThemeData& theme = rootView().themeData();
if (m_error) {
m_verts[0].m_color = theme.textfield1Disabled() * zeus::CColor::skRed;
m_verts[1].m_color = theme.textfield2Disabled() * zeus::CColor::skRed;
m_verts[2].m_color = theme.textfield1Disabled() * zeus::CColor::skRed;
m_verts[3].m_color = theme.textfield2Disabled() * zeus::CColor::skRed;
m_verts[4].m_color = theme.textfield2Disabled() * zeus::CColor::skRed;
for (int i = 5; i < 28; ++i)
m_verts[i].m_color = theme.textfield2Disabled() * zeus::CColor::skRed;
} else {
m_verts[0].m_color = theme.textfield1Disabled();
m_verts[1].m_color = theme.textfield2Disabled();
m_verts[2].m_color = theme.textfield1Disabled();
m_verts[3].m_color = theme.textfield2Disabled();
m_verts[4].m_color = theme.textfield2Disabled();
for (int i = 5; i < 28; ++i)
m_verts[i].m_color = theme.textfield2Disabled();
}
m_vertsBinding.load<decltype(m_verts)>(m_verts);
m_bgState = BGState::Disabled;
}
void TextField::refreshBg() {
switch (m_bgState) {
case BGState::Inactive:
setInactive();
break;
case BGState::Hover:
setHover();
break;
case BGState::Disabled:
setDisabled();
break;
}
}
void TextField::mouseDown(const boo::SWindowCoord& coord, boo::EMouseButton button, boo::EModifierKey mod) {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
if (!m_active) {
rootView().setActiveTextView(this);
} else if (m_clickFrames2 < 15) {
std::string_view textStr(m_textStr);
size_t len = UTF8Iterator(textStr.cbegin()).countTo(textStr.cend());
setSelectionRange(0, len);
} else if (m_clickFrames < 15) {
size_t startPos = m_text->reverseSelectGlyph(coord.pixel[0] - m_text->subRect().location[0]);
std::pair<size_t, size_t> range = m_text->queryWholeWordRange(startPos);
setSelectionRange(range.first, range.second);
m_clickFrames2 = 0;
} else {
size_t startPos = m_text->reverseSelectGlyph(coord.pixel[0] - m_text->subRect().location[0]);
setCursorPos(startPos);
m_dragging |= size_t(1) << size_t(button);
m_dragStart = startPos;
rootView().setActiveDragView(this);
}
m_clickFrames = 0;
}
void TextField::mouseUp(const boo::SWindowCoord& coord, boo::EMouseButton button, boo::EModifierKey mod) {
m_dragging &= ~(size_t(1) << size_t(button));
if (m_dragging == 0)
rootView().setActiveDragView(nullptr);
}
void TextField::mouseMove(const boo::SWindowCoord& coord) {
if (m_dragging != 0) {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
size_t thisPos = m_text->reverseSelectGlyph(coord.pixel[0] - m_text->subRect().location[0]);
size_t minPos = std::min(m_dragStart, thisPos);
size_t maxPos = std::max(m_dragStart, thisPos);
if (minPos != maxPos)
setSelectionRange(minPos, maxPos - minPos);
else
setCursorPos(minPos);
}
}
void TextField::mouseEnter(const boo::SWindowCoord& coord) {
setHover();
rootView().setTextFieldHover(true);
}
void TextField::mouseLeave(const boo::SWindowCoord& coord) {
setInactive();
rootView().setTextFieldHover(false);
}
void TextField::clipboardCopy() {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
if (!m_selectionCount)
return;
std::string_view textStr(m_textStr);
UTF8Iterator begin(textStr.cbegin());
begin += m_selectionStart;
UTF8Iterator end(begin.iter());
end += m_selectionCount;
rootView().window()->clipboardCopy(boo::EClipboardType::UTF8String, (uint8_t*)&*begin.iter(),
end.iter() - begin.iter());
}
void TextField::clipboardCut() {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
if (!m_selectionCount)
return;
std::string_view textStr(m_textStr);
UTF8Iterator begin(textStr.cbegin());
begin += m_selectionStart;
UTF8Iterator end(begin.iter());
end += m_selectionCount;
rootView().window()->clipboardCopy(boo::EClipboardType::UTF8String, (uint8_t*)&*begin.iter(),
end.iter() - begin.iter());
std::string newStr(textStr.cbegin(), (UTF8Iterator(textStr.cbegin()) + m_selectionStart).iter());
newStr.append((UTF8Iterator(textStr.cbegin()) + m_selectionStart + m_selectionCount).iter(), textStr.cend());
size_t selStart = m_selectionStart;
setText(newStr);
setCursorPos(selStart);
}
static std::string SanitizeUTF8TextLine(const char* string, size_t len) {
const char* it = string;
utf8proc_int32_t ch;
utf8proc_ssize_t sz;
std::string ret;
ret.reserve(len);
for (sz = utf8proc_iterate((utf8proc_uint8_t*)it, -1, &ch); it < string + len;
it += sz, sz = utf8proc_iterate((utf8proc_uint8_t*)it, -1, &ch)) {
if (sz <= 0)
break;
if (ch >= 0x20)
ret.append(it, sz);
}
return ret;
}
void TextField::clipboardPaste() {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
size_t retSz;
std::unique_ptr<uint8_t[]> retData = rootView().window()->clipboardPaste(boo::EClipboardType::UTF8String, retSz);
std::string saniData = SanitizeUTF8TextLine((char*)retData.get(), retSz);
if (retData && saniData.size()) {
std::string_view textStr(m_textStr);
if (m_selectionCount) {
std::string newStr(textStr.cbegin(), (UTF8Iterator(textStr.cbegin()) + m_selectionStart).iter());
newStr.append(saniData);
std::string_view newStrView(newStr);
size_t newSel = UTF8Iterator(newStrView.cbegin()).countTo(newStrView.cend());
newStr.append((UTF8Iterator(textStr.cbegin()) + m_selectionStart + m_selectionCount).iter(), textStr.cend());
setText(newStr);
setCursorPos(newSel);
} else {
std::string newStr(textStr.cbegin(), (UTF8Iterator(textStr.cbegin()) + m_cursorPos).iter());
newStr.append(saniData);
std::string_view newStrView(newStr);
size_t newSel = UTF8Iterator(newStrView.cbegin()).countTo(newStrView.cend());
newStr.append((UTF8Iterator(textStr.cbegin()) + m_cursorPos).iter(), textStr.cend());
setText(newStr);
setCursorPos(newSel);
}
}
}
void TextField::specialKeyDown(boo::ESpecialKey key, boo::EModifierKey mods, bool isRepeat) {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
if (m_deferredMarkStr.size())
return;
if (key == boo::ESpecialKey::Left) {
if ((mods & boo::EModifierKey::Shift) != boo::EModifierKey::None) {
if (m_cursorPos) {
size_t origPos = m_cursorPos;
if (m_selectionCount) {
if (m_cursorPos == m_selectionStart)
setSelectionRange(m_cursorPos - 1, m_selectionCount + 1);
else
setSelectionRange(m_selectionStart, m_selectionCount - 1);
} else
setSelectionRange(m_cursorPos - 1, 1);
m_cursorPos = origPos - 1;
}
} else {
if (m_selectionCount)
m_cursorPos = m_selectionStart;
setCursorPos(m_cursorPos == 0 ? 0 : (m_cursorPos - 1));
}
} else if (key == boo::ESpecialKey::Right) {
if ((mods & boo::EModifierKey::Shift) != boo::EModifierKey::None) {
std::string_view textStr(m_textStr);
size_t len = UTF8Iterator(textStr.cbegin()).countTo(textStr.cend());
if (m_cursorPos < len) {
size_t origPos = m_cursorPos;
if (m_selectionCount) {
if (m_cursorPos == m_selectionStart)
setSelectionRange(m_cursorPos + 1, m_selectionCount - 1);
else
setSelectionRange(m_selectionStart, m_selectionCount + 1);
} else
setSelectionRange(m_cursorPos, 1);
m_cursorPos = origPos + 1;
}
} else {
if (m_selectionCount)
m_cursorPos = m_selectionStart + m_selectionCount - 1;
setCursorPos(m_cursorPos + 1);
}
} else if (key == boo::ESpecialKey::Backspace) {
std::string_view textStr(m_textStr);
if (m_selectionCount) {
std::string newStr(textStr.cbegin(), (UTF8Iterator(textStr.cbegin()) + m_selectionStart).iter());
newStr.append((UTF8Iterator(textStr.cbegin()) + m_selectionStart + m_selectionCount).iter(), textStr.cend());
size_t selStart = m_selectionStart;
setText(newStr);
setCursorPos(selStart);
} else if (m_cursorPos > 0) {
std::string newStr(textStr.cbegin(), (UTF8Iterator(textStr.cbegin()) + (m_cursorPos - 1)).iter());
newStr.append((UTF8Iterator(textStr.cbegin()) + m_cursorPos).iter(), textStr.cend());
setText(newStr);
setCursorPos(m_cursorPos - 1);
}
} else if (key == boo::ESpecialKey::Delete) {
std::string_view textStr(m_textStr);
size_t len = UTF8Iterator(textStr.cbegin()).countTo(textStr.cend());
if (m_selectionCount) {
std::string newStr(textStr.cbegin(), (UTF8Iterator(textStr.cbegin()) + m_selectionStart).iter());
newStr.append((UTF8Iterator(textStr.cbegin()) + m_selectionStart + m_selectionCount).iter(), textStr.cend());
size_t selStart = m_selectionStart;
setText(newStr);
setCursorPos(selStart);
} else if (m_cursorPos < len) {
std::string newStr(textStr.cbegin(), (UTF8Iterator(textStr.cbegin()) + m_cursorPos).iter());
newStr.append((UTF8Iterator(textStr.cbegin()) + (m_cursorPos + 1)).iter(), textStr.cend());
setText(newStr);
setCursorPos(m_cursorPos);
}
}
}
bool TextField::hasMarkedText() const {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
return m_deferredMarkStr.size() != 0;
}
std::pair<int, int> TextField::markedRange() const {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
if (m_deferredMarkStr.empty())
return {-1, 0};
std::string_view deferredMarkStr(m_deferredMarkStr);
return {m_cursorPos, UTF8Iterator(deferredMarkStr.cbegin()).countTo(deferredMarkStr.cend())};
}
std::pair<int, int> TextField::selectedRange() const {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
if (!m_deferredSelectionCount)
return {-1, 0};
return {m_deferredSelectionStart, m_deferredSelectionCount};
}
void TextField::setMarkedText(std::string_view str, const std::pair<int, int>& selectedRange,
const std::pair<int, int>& replacementRange) {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
m_deferredMarkStr = SanitizeUTF8TextLine(str.data(), str.size());
m_deferredMarkSelStart = selectedRange.first;
m_deferredMarkSelCount = selectedRange.second;
m_deferredMarkReplStart = replacementRange.first;
m_deferredMarkReplCount = replacementRange.second;
m_hasMarkSet = true;
}
void TextField::unmarkText() {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
m_deferredMarkStr.clear();
m_deferredMarkReplStart = 0;
m_deferredMarkReplCount = 0;
m_deferredMarkSelStart = 0;
m_deferredMarkSelCount = 0;
m_hasMarkSet = true;
}
std::string TextField::substringForRange(const std::pair<int, int>& range, std::pair<int, int>& actualRange) const {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
std::string_view deferredTextStr(m_deferredTextStr);
UTF8Iterator begin(deferredTextStr.cbegin());
size_t curLen = UTF8Iterator(deferredTextStr.cbegin()).countTo(deferredTextStr.cend());
if (range.first >= curLen)
return std::string();
begin += range.first;
size_t endIdx = std::min(size_t(range.first + range.second), curLen);
UTF8Iterator end(deferredTextStr.cbegin());
end += endIdx;
actualRange.first = range.first;
actualRange.second = endIdx;
return std::string(begin.iter(), end.iter());
}
void TextField::insertText(std::string_view str, const std::pair<int, int>& range) {
std::string saniStr = SanitizeUTF8TextLine(str.data(), str.size());
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
std::string_view deferredTextStr(m_deferredTextStr);
size_t curLen = UTF8Iterator(deferredTextStr.cbegin()).countTo(deferredTextStr.cend());
if (range.first < 0 || range.first >= curLen) {
size_t beginPos = m_deferredCursorPos;
if (m_selectionCount)
beginPos = m_selectionCount;
beginPos = std::min(beginPos, curLen);
std::string newStr(deferredTextStr.cbegin(), (UTF8Iterator(deferredTextStr.cbegin()) + beginPos).iter());
newStr += saniStr;
std::string_view newStrView(newStr);
size_t newPos = UTF8Iterator(newStrView.cbegin()).countTo(newStrView.cend());
newStr += std::string((UTF8Iterator(deferredTextStr.cbegin()) + beginPos).iter(), deferredTextStr.cend());
setText(newStr);
setCursorPos(newPos);
unmarkText();
return;
}
std::string newStr(deferredTextStr.cbegin(), (UTF8Iterator(deferredTextStr.cbegin()) + range.first).iter());
newStr += saniStr;
std::string_view newStrView(newStr);
size_t newSel = UTF8Iterator(newStrView.cbegin()).countTo(newStrView.cend());
size_t endIdx = range.first + range.second;
if (endIdx >= newSel)
endIdx = newSel - 1;
newStr.append((UTF8Iterator(deferredTextStr.cbegin()) + endIdx).iter(), deferredTextStr.cend());
setText(newStr);
setCursorPos(newSel);
unmarkText();
}
int TextField::characterIndexAtPoint(const boo::SWindowCoord& point) const {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
return m_text->reverseSelectGlyph(point.pixel[0]);
}
boo::SWindowRect TextField::rectForCharacterRange(const std::pair<int, int>& range,
std::pair<int, int>& actualRange) const {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
std::string_view textStr(m_textStr);
UTF8Iterator begin(textStr.cbegin());
size_t curLen = UTF8Iterator(textStr.cbegin()).countTo(textStr.cend());
if (range.first >= curLen) {
const std::vector<TextView::RenderGlyph>& glyphs = m_text->accessGlyphs();
const TextView::RenderGlyph& g = glyphs.back();
return {subRect().location[0] + int(g.m_pos[3][0]), subRect().location[1] + int(g.m_pos[3][1]), 0, 0};
}
begin += range.first;
size_t endIdx = std::min(size_t(range.first + range.second), curLen);
UTF8Iterator end(textStr.cbegin());
end += endIdx;
actualRange.first = range.first;
actualRange.second = endIdx;
const std::vector<TextView::RenderGlyph>& glyphs = m_text->accessGlyphs();
const TextView::RenderGlyph& g1 = glyphs[range.first];
const TextView::RenderGlyph& g2 = glyphs[endIdx];
return {subRect().location[0] + int(g1.m_pos[1][0]), subRect().location[1] + int(g1.m_pos[1][1]),
int(g2.m_pos[3][0] - g1.m_pos[1][0]), int(g2.m_pos[0][1] - g1.m_pos[1][1])};
}
void TextField::think() {
++m_cursorFrames;
++m_clickFrames;
++m_clickFrames2;
++m_errorFrames;
if (m_error && m_errorFrames <= 360) {
zeus::CColor errMult;
zeus::CColor errBg;
if (m_errorFrames < 300) {
errMult = m_viewVertBlock.m_color;
errBg = rootView().themeData().tooltipBackground() * m_viewVertBlock.m_color;
} else if (m_errorFrames >= 360) {
errMult = zeus::CColor::skClear;
errBg = rootView().themeData().tooltipBackground();
errBg[3] = 0.0;
} else {
float t = (m_errorFrames - 300) / 60.0;
errMult = zeus::CColor::lerp(m_viewVertBlock.m_color, zeus::CColor::skClear, t);
errBg = zeus::CColor::lerp(rootView().themeData().tooltipBackground() * m_viewVertBlock.m_color,
zeus::CColor::skClear, t);
}
for (size_t i = 32; i < 41; ++i)
m_verts[i].m_color = errBg;
m_vertsBinding.load<decltype(m_verts)>(m_verts);
m_errText->setMultiplyColor(errMult);
}
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
_setText();
_setSelectionRange();
_clearSelectionRange();
_setCursorPos();
_setMarkedText();
}
void TextField::setActive(bool active) {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
m_active = active;
if (!active) {
clearSelectionRange();
rootView().window()->claimKeyboardFocus(nullptr);
} else if (!m_selectionCount) {
std::string_view textStr(m_textStr);
size_t len = UTF8Iterator(textStr.cbegin()).countTo(textStr.cend());
setSelectionRange(0, len);
}
}
void TextField::_reallySetCursorPos(size_t pos) {
float pf = rootView().viewRes().pixelFactor();
int offset1 = 4 * pf + m_text->queryReverseAdvance(pos);
int offset2 = offset1 + 2 * pf;
const zeus::CColor& selColor = rootView().viewRes().themeData().textfieldSelection();
m_verts[28].m_pos.assign(offset1, 18 * pf, 0);
m_verts[28].m_color = selColor;
m_verts[29].m_pos.assign(offset1, 4 * pf, 0);
m_verts[29].m_color = selColor;
m_verts[30].m_pos.assign(offset2, 18 * pf, 0);
m_verts[30].m_color = selColor;
m_verts[31].m_pos.assign(offset2, 4 * pf, 0);
m_verts[31].m_color = selColor;
m_vertsBinding.load<decltype(m_verts)>(m_verts);
int focusRect[2] = {subRect().location[0] + offset1, subRect().location[1]};
rootView().window()->claimKeyboardFocus(focusRect);
}
void TextField::_setCursorPos() {
if (m_hasCursorSet) {
m_hasSelectionClear = true;
_clearSelectionRange();
std::string_view textStr(m_textStr);
m_cursorPos = std::min(m_deferredCursorPos, UTF8Iterator(textStr.cbegin()).countTo(textStr.cend()));
m_deferredCursorPos = m_cursorPos;
m_cursorFrames = 0;
_reallySetCursorPos(m_cursorPos);
m_hasCursorSet = false;
}
}
void TextField::setCursorPos(size_t pos) {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
m_deferredCursorPos = pos;
m_hasCursorSet = true;
}
void TextField::setErrorState(std::string_view message) {
m_error = true;
if (m_selectionCount)
_reallySetSelectionRange(m_selectionStart, m_selectionCount);
else
clearSelectionRange();
refreshBg();
m_errText.reset(new TextView(rootView().viewRes(), *this, rootView().viewRes().m_mainFont));
m_errText->typesetGlyphs(message, rootView().themeData().uiText());
updateSize();
m_errorFrames = 0;
}
void TextField::clearErrorState() {
m_error = false;
if (m_selectionCount)
_reallySetSelectionRange(m_selectionStart, m_selectionCount);
else
clearSelectionRange();
refreshBg();
m_errText.reset();
m_errorFrames = 360;
}
void TextField::_reallySetSelectionRange(size_t start, size_t len) {
ViewResources& res = rootView().viewRes();
float pf = res.pixelFactor();
int offset1 = 5 * pf;
int offset2 = offset1;
std::vector<TextView::RenderGlyph>& glyphs = m_text->accessGlyphs();
offset1 += glyphs[start].m_pos[0][0];
offset2 += glyphs[start + len - 1].m_pos[2][0];
const zeus::CColor& selColor = rootView().themeData().selectedFieldText();
const zeus::CColor& deselColor = m_error ? rootView().themeData().uiText() : rootView().themeData().fieldText();
for (size_t i = 0; i < glyphs.size(); ++i) {
if (i >= start && i < start + len)
glyphs[i].m_color = selColor;
else
glyphs[i].m_color = deselColor;
}
m_text->invalidateGlyphs();
m_verts[28].m_pos.assign(offset1, 18 * pf, 0);
m_verts[29].m_pos.assign(offset1, 4 * pf, 0);
m_verts[30].m_pos.assign(offset2, 18 * pf, 0);
m_verts[31].m_pos.assign(offset2, 4 * pf, 0);
m_vertsBinding.load<decltype(m_verts)>(m_verts);
int focusRect[2] = {subRect().location[0] + offset1, subRect().location[1]};
rootView().window()->claimKeyboardFocus(focusRect);
}
void TextField::_reallySetMarkRange(size_t start, size_t len) {
ViewResources& res = rootView().viewRes();
float pf = res.pixelFactor();
int offset1 = 5 * pf;
int offset2 = offset1;
std::vector<TextView::RenderGlyph>& glyphs = m_text->accessGlyphs();
offset1 += glyphs[start].m_pos[0][0];
offset2 += glyphs[start + len - 1].m_pos[2][0];
const zeus::CColor& selColor = rootView().themeData().textfieldMarkSelection();
m_verts[28].m_pos.assign(offset1, 18 * pf, 0);
m_verts[28].m_color = selColor;
m_verts[29].m_pos.assign(offset1, 4 * pf, 0);
m_verts[29].m_color = selColor;
m_verts[30].m_pos.assign(offset2, 18 * pf, 0);
m_verts[30].m_color = selColor;
m_verts[31].m_pos.assign(offset2, 4 * pf, 0);
m_verts[31].m_color = selColor;
m_vertsBinding.load<decltype(m_verts)>(m_verts);
int focusRect[2] = {subRect().location[0] + offset1, subRect().location[1]};
rootView().window()->claimKeyboardFocus(focusRect);
}
void TextField::_setSelectionRange() {
if (m_hasSelectionSet) {
std::string_view textStr(m_textStr);
size_t len = UTF8Iterator(textStr.cbegin()).countTo(textStr.cend());
m_selectionStart = std::min(m_deferredSelectionStart, len - 1);
m_deferredSelectionStart = m_selectionStart;
m_selectionCount = std::min(m_deferredSelectionCount, len - m_selectionStart);
m_deferredSelectionCount = m_selectionCount;
_reallySetSelectionRange(m_selectionStart, m_selectionCount);
m_hasSelectionSet = false;
}
}
void TextField::setSelectionRange(size_t start, size_t count) {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
if (!count) {
setCursorPos(start);
return;
}
m_deferredSelectionStart = start;
m_deferredSelectionCount = count;
m_hasSelectionSet = true;
m_hasSelectionClear = false;
}
void TextField::_clearSelectionRange() {
if (m_hasSelectionClear) {
m_selectionStart = 0;
m_selectionCount = 0;
const zeus::CColor& deselColor = m_error ? rootView().themeData().uiText() : rootView().themeData().fieldText();
std::vector<TextView::RenderGlyph>& glyphs = m_text->accessGlyphs();
for (size_t i = 0; i < glyphs.size(); ++i)
glyphs[i].m_color = deselColor;
m_text->invalidateGlyphs();
m_hasSelectionClear = false;
}
}
void TextField::clearSelectionRange() {
std::unique_lock<std::recursive_mutex> lk(m_textInputLk);
m_deferredSelectionStart = 0;
m_deferredSelectionCount = 0;
m_hasSelectionClear = true;
m_hasSelectionSet = false;
}
void TextField::resized(const boo::SWindowRect& root, const boo::SWindowRect& sub) {
float pf = rootView().viewRes().pixelFactor();
int width = sub.size[0];
int height = 20 * pf;
boo::SWindowRect newRect = sub;
newRect.size[1] = height;
View::resized(root, newRect);
m_verts[0].m_pos.assign(1, height + 1, 0);
m_verts[1].m_pos.assign(1, 1, 0);
m_verts[2].m_pos.assign(width + 1, height + 1, 0);
m_verts[3].m_pos.assign(width + 1, 1, 0);
m_verts[4].m_pos.assign(width + 1, 1, 0);
m_verts[5].m_pos.assign(1, height + 1, 0);
m_verts[6].m_pos.assign(1, height + 1, 0);
m_verts[7].m_pos.assign(0, height + 1, 0);
m_verts[8].m_pos.assign(1, 1, 0);
m_verts[9].m_pos.assign(0, 1, 0);
m_verts[10].m_pos.assign(0, 1, 0);
m_verts[11].m_pos.assign(width + 2, height + 1, 0);
m_verts[12].m_pos.assign(width + 2, height + 1, 0);
m_verts[13].m_pos.assign(width + 1, height + 1, 0);
m_verts[14].m_pos.assign(width + 2, 1, 0);
m_verts[15].m_pos.assign(width + 1, 1, 0);
m_verts[16].m_pos.assign(width + 1, 1, 0);
m_verts[17].m_pos.assign(1, height + 2, 0);
m_verts[18].m_pos.assign(1, height + 2, 0);
m_verts[19].m_pos.assign(1, height + 1, 0);
m_verts[20].m_pos.assign(width + 1, height + 2, 0);
m_verts[21].m_pos.assign(width + 1, height + 1, 0);
m_verts[22].m_pos.assign(width + 1, height + 1, 0);
m_verts[23].m_pos.assign(1, 1, 0);
m_verts[24].m_pos.assign(1, 1, 0);
m_verts[25].m_pos.assign(1, 0, 0);
m_verts[26].m_pos.assign(width + 1, 1, 0);
m_verts[27].m_pos.assign(width + 1, 0, 0);
if (m_error) {
boo::SWindowRect errRect = sub;
errRect.location[1] -= 16 * pf;
errRect.location[0] += 5 * pf;
m_errText->resized(root, errRect);
int eX = 0;
int eY = -22 * pf;
int eWidth = m_errText->nominalWidth() + 10 * pf;
int eHeight = 20 * pf;
m_verts[32].m_pos.assign(eX, eY + eHeight, 0);
m_verts[33].m_pos.assign(eX, eY, 0);
m_verts[34].m_pos.assign(eX + eWidth, eY + eHeight, 0);
m_verts[35].m_pos.assign(eX + eWidth, eY, 0);
m_verts[36] = m_verts[35];
m_verts[37].m_pos.assign(eX + 7 * pf, eY + eHeight + 7 * pf, 0);
m_verts[38] = m_verts[37];
m_verts[39].m_pos.assign(eX, eY + eHeight, 0);
m_verts[40].m_pos.assign(eX + 14 * pf, eY + eHeight, 0);
for (size_t i = 32; i < 41; ++i)
m_verts[i].m_color = zeus::CColor::skClear;
}
m_vertsBinding.load<decltype(m_verts)>(m_verts);
m_nomWidth = width;
m_nomHeight = height;
boo::SWindowRect textRect = sub;
textRect.location[0] += 5 * pf;
textRect.location[1] += 7 * pf;
m_text->resized(root, textRect);
}
void TextField::draw(boo::IGraphicsCommandQueue* gfxQ) {
View::draw(gfxQ);
gfxQ->setShaderDataBinding(m_vertsBinding);
gfxQ->draw(0, 28);
if (m_active) {
if (!m_selectionCount && !m_markSelCount) {
if (m_cursorFrames % 60 < 30)
gfxQ->draw(28, 4);
} else
gfxQ->draw(28, 4);
}
if (m_error) {
gfxQ->draw(32, 9);
m_errText->draw(gfxQ);
}
m_text->draw(gfxQ);
}
} // namespace specter