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metaforce/specter/lib/TextField.cpp

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#include "Specter/TextField.hpp"
#include "Specter/RootView.hpp"
#include "Specter/ViewResources.hpp"
namespace Specter
{
TextField::TextField(ViewResources& res, View& parentView, IStringBinding* strBind)
: Control(res, parentView, strBind)
{
m_bVertsBuf = res.m_factory->newDynamicBuffer(boo::BufferUse::Vertex, sizeof(SolidShaderVert), 32);
if (!res.m_viewRes.m_texVtxFmt)
{
boo::VertexElementDescriptor vdescs[] =
{
{m_bVertsBuf, nullptr, boo::VertexSemantic::Position4},
{m_bVertsBuf, nullptr, boo::VertexSemantic::Color}
};
m_bVtxFmt = res.m_factory->newVertexFormat(2, vdescs);
boo::IGraphicsBuffer* bufs[] = {m_viewVertBlockBuf};
m_bShaderBinding = res.m_factory->newShaderDataBinding(res.m_viewRes.m_solidShader,
m_bVtxFmt, m_bVertsBuf, nullptr,
nullptr, 1, bufs, 0, nullptr);
}
else
{
boo::IGraphicsBuffer* bufs[] = {m_viewVertBlockBuf};
m_bShaderBinding = res.m_factory->newShaderDataBinding(res.m_viewRes.m_solidShader,
res.m_viewRes.m_texVtxFmt,
m_bVertsBuf, nullptr,
nullptr, 1, bufs, 0, nullptr);
}
commitResources(res);
m_verts[0].m_color = rootView().themeData().textfield1Inactive();
m_verts[1].m_color = rootView().themeData().textfield2Inactive();
m_verts[2].m_color = rootView().themeData().textfield1Inactive();
m_verts[3].m_color = rootView().themeData().textfield2Inactive();
m_verts[4].m_color = rootView().themeData().textfield2Inactive();
for (int i=5 ; i<28 ; ++i)
m_verts[i].m_color = res.themeData().textfield2Inactive();
for (int i=28 ; i<32 ; ++i)
m_verts[i].m_color = res.themeData().textfieldSelection();
m_bVertsBuf->load(m_verts, sizeof(m_verts));
m_text.reset(new TextView(res, *this, res.m_mainFont, TextView::Alignment::Left, 1024));
setText("テスト");
}
void TextField::setText(const std::string& str)
{
clearSelectionRange();
UTF8Iterator it(str.cbegin());
for (; it.iter() != str.cend() ; ++it)
if (*it.iter() == '\n')
break;
m_textStr.assign(str.cbegin(), it.iter());
m_text->typesetGlyphs(m_textStr, rootView().themeData().fieldText());
}
void TextField::setInactive()
{
m_verts[0].m_color = rootView().themeData().textfield1Inactive();
m_verts[1].m_color = rootView().themeData().textfield2Inactive();
m_verts[2].m_color = rootView().themeData().textfield1Inactive();
m_verts[3].m_color = rootView().themeData().textfield2Inactive();
m_verts[4].m_color = rootView().themeData().textfield2Inactive();
m_bVertsBuf->load(m_verts, sizeof(m_verts));
}
void TextField::setHover()
{
m_verts[0].m_color = rootView().themeData().textfield1Hover();
m_verts[1].m_color = rootView().themeData().textfield2Hover();
m_verts[2].m_color = rootView().themeData().textfield1Hover();
m_verts[3].m_color = rootView().themeData().textfield2Hover();
m_verts[4].m_color = rootView().themeData().textfield2Hover();
m_bVertsBuf->load(m_verts, sizeof(m_verts));
}
void TextField::setDisabled()
{
m_verts[0].m_color = rootView().themeData().textfield1Disabled();
m_verts[1].m_color = rootView().themeData().textfield2Disabled();
m_verts[2].m_color = rootView().themeData().textfield1Disabled();
m_verts[3].m_color = rootView().themeData().textfield2Disabled();
m_verts[4].m_color = rootView().themeData().textfield2Disabled();
m_bVertsBuf->load(m_verts, sizeof(m_verts));
}
void TextField::mouseDown(const boo::SWindowCoord& coord, boo::EMouseButton button, boo::EModifierKey mod)
{
if (!m_active)
{
rootView().setActiveTextView(this);
if (!m_selectionCount)
setSelectionRange(0, m_text->accessGlyphs().size());
}
else if (m_clickFrames2 < 15)
{
setSelectionRange(0, m_text->accessGlyphs().size());
}
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 |= 1 << int(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 &= ~(1 << int(button));
if (m_dragging == 0)
rootView().setActiveDragView(nullptr);
}
void TextField::mouseMove(const boo::SWindowCoord& coord)
{
if (m_dragging != 0)
{
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::charKeyDown(unsigned long charCode, boo::EModifierKey mods, bool isRepeat)
{
if (m_selectionCount)
{
std::string newStr(m_textStr.cbegin(), (UTF8Iterator(m_textStr.cbegin()) + m_selectionStart).iter());
utf8proc_uint8_t theChar[5] = {};
utf8proc_ssize_t sz = utf8proc_encode_char(charCode, theChar);
if (sz > 0)
newStr += (char*)theChar;
newStr.append((UTF8Iterator(m_textStr.cbegin()) + m_selectionStart + m_selectionCount).iter(), m_textStr.cend());
size_t selStart = m_selectionStart;
setText(newStr);
setCursorPos(selStart + 1);
}
else
{
std::string newStr(m_textStr.cbegin(), (UTF8Iterator(m_textStr.cbegin()) + m_cursorPos).iter());
utf8proc_uint8_t theChar[5] = {};
utf8proc_ssize_t sz = utf8proc_encode_char(charCode, theChar);
if (sz > 0)
newStr += (char*)theChar;
newStr.append((UTF8Iterator(m_textStr.cbegin()) + m_cursorPos).iter(), m_textStr.cend());
setText(newStr);
setCursorPos(m_cursorPos + 1);
}
}
void TextField::specialKeyDown(boo::ESpecialKey key, boo::EModifierKey mods, bool isRepeat)
{
if (key == boo::ESpecialKey::Left)
{
if (m_selectionCount)
m_cursorPos = m_selectionStart;
setCursorPos(m_cursorPos==0 ? 0 : (m_cursorPos-1));
}
else if (key == boo::ESpecialKey::Right)
{
if (m_selectionCount)
m_cursorPos = m_selectionStart + m_selectionCount - 1;
setCursorPos(m_cursorPos+1);
}
else if (key == boo::ESpecialKey::Backspace)
{
if (m_selectionCount)
{
std::string newStr(m_textStr.cbegin(), (UTF8Iterator(m_textStr.cbegin()) + m_selectionStart).iter());
newStr.append((UTF8Iterator(m_textStr.cbegin()) + m_selectionStart + m_selectionCount).iter(), m_textStr.cend());
size_t selStart = m_selectionStart;
setText(newStr);
setCursorPos(selStart);
}
else if (m_cursorPos > 0)
{
std::string newStr(m_textStr.cbegin(), (UTF8Iterator(m_textStr.cbegin()) + (m_cursorPos-1)).iter());
newStr.append((UTF8Iterator(m_textStr.cbegin()) + m_cursorPos).iter(), m_textStr.cend());
setText(newStr);
setCursorPos(m_cursorPos-1);
}
}
else if (key == boo::ESpecialKey::Delete)
{
if (m_selectionCount)
{
std::string newStr(m_textStr.cbegin(), (UTF8Iterator(m_textStr.cbegin()) + m_selectionStart).iter());
newStr.append((UTF8Iterator(m_textStr.cbegin()) + m_selectionStart + m_selectionCount).iter(), m_textStr.cend());
size_t selStart = m_selectionStart;
setText(newStr);
setCursorPos(selStart);
}
else if (m_cursorPos < m_text->accessGlyphs().size())
{
std::string newStr(m_textStr.cbegin(), (UTF8Iterator(m_textStr.cbegin()) + m_cursorPos).iter());
newStr.append((UTF8Iterator(m_textStr.cbegin()) + (m_cursorPos+1)).iter(), m_textStr.cend());
setText(newStr);
setCursorPos(m_cursorPos);
}
}
}
void TextField::think()
{
++m_cursorFrames;
++m_clickFrames;
++m_clickFrames2;
}
void TextField::setActive(bool active)
{
m_active = active;
if (!active)
clearSelectionRange();
}
void TextField::setCursorPos(size_t pos)
{
clearSelectionRange();
m_cursorPos = std::min(pos, m_text->accessGlyphs().size());
m_cursorFrames = 0;
float pf = rootView().viewRes().pixelFactor();
int offset1 = 4 * pf + m_text->queryReverseAdvance(m_cursorPos);
int offset2 = offset1 + 2 * pf;
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_bVertsBuf->load(m_verts, sizeof(m_verts));
}
void TextField::setSelectionRange(size_t start, size_t count)
{
m_selectionStart = std::min(start, m_text->accessGlyphs().size()-1);
m_selectionCount = std::min(count, m_text->accessGlyphs().size()-m_selectionStart);
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[m_selectionStart].m_pos[0][0];
offset2 += glyphs[m_selectionStart+m_selectionCount-1].m_pos[2][0];
for (size_t i=0 ; i<glyphs.size() ; ++i)
{
if (i >= m_selectionStart && i< m_selectionStart + m_selectionCount)
glyphs[i].m_color = rootView().themeData().selectedFieldText();
else
glyphs[i].m_color = rootView().themeData().fieldText();
}
m_text->updateGlyphs();
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_bVertsBuf->load(m_verts, sizeof(m_verts));
}
void TextField::clearSelectionRange()
{
m_selectionStart = 0;
m_selectionCount = 0;
std::vector<TextView::RenderGlyph>& glyphs = m_text->accessGlyphs();
for (size_t i=0 ; i<glyphs.size() ; ++i)
glyphs[i].m_color = rootView().themeData().fieldText();
m_text->updateGlyphs();
}
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);
m_bVertsBuf->load(m_verts, sizeof(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_bShaderBinding);
gfxQ->setDrawPrimitive(boo::Primitive::TriStrips);
gfxQ->draw(0, 28);
if (m_active)
{
if (!m_selectionCount)
{
if (m_cursorFrames % 60 < 30)
gfxQ->draw(28, 4);
}
else
gfxQ->draw(28, 4);
}
m_text->draw(gfxQ);
}
}
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