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Work on TextField

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This commit is contained in:
Jack Andersen
2015-12-19 18:39:09 -10:00
parent 5d56ef2cf6
commit 95fd2f90a9
12 changed files with 366 additions and 31 deletions
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150
specter/lib/TextField.cpp
View File

@@ -8,7 +8,7 @@ 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), 28);
m_bVertsBuf = res.m_factory->newDynamicBuffer(boo::BufferUse::Vertex, sizeof(SolidShaderVert), 32);
if (!res.m_viewRes.m_texVtxFmt)
{
@@ -40,7 +40,9 @@ TextField::TextField(ViewResources& res, View& parentView, IStringBinding* strBi
m_verts[4].m_color = rootView().themeData().textfield2Inactive();
for (int i=5 ; i<28 ; ++i)
m_verts[i].m_color = res.themeData().textfield2Inactive();
m_bVertsBuf->load(m_verts, sizeof(SolidShaderVert) * 28);
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("Test");
@@ -48,8 +50,13 @@ TextField::TextField(ViewResources& res, View& parentView, IStringBinding* strBi
void TextField::setText(const std::string& str)
{
m_textStr = str;
m_text->typesetGlyphs(str, rootView().themeData().fieldText());
clearSelectionRange();
auto it = str.cbegin();
for (; it != str.cend() ; ++it)
if (*it == '\n')
break;
m_textStr.assign(str.cbegin(), it);
m_text->typesetGlyphs(m_textStr, rootView().themeData().fieldText());
}
void TextField::setInactive()
@@ -59,7 +66,7 @@ void TextField::setInactive()
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(SolidShaderVert) * 28);
m_bVertsBuf->load(m_verts, sizeof(m_verts));
}
void TextField::setHover()
@@ -69,7 +76,7 @@ void TextField::setHover()
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(SolidShaderVert) * 28);
m_bVertsBuf->load(m_verts, sizeof(m_verts));
}
void TextField::setDisabled()
@@ -79,11 +86,19 @@ void TextField::setDisabled()
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(SolidShaderVert) * 28);
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_textStr.size());
}
else
setCursorPos(m_text->reverseSelectGlyph(coord.pixel[0] - m_text->subRect().location[0]));
}
void TextField::mouseUp(const boo::SWindowCoord& coord, boo::EMouseButton button, boo::EModifierKey mod)
@@ -97,11 +112,120 @@ void TextField::mouseMove(const boo::SWindowCoord& coord)
void TextField::mouseEnter(const boo::SWindowCoord& coord)
{
setHover();
rootView().window()->setCursor(boo::EMouseCursor::IBeam);
}
void TextField::mouseLeave(const boo::SWindowCoord& coord)
{
setInactive();
rootView().window()->setCursor(boo::EMouseCursor::Pointer);
}
void TextField::charKeyDown(unsigned long charCode, boo::EModifierKey mods, bool isRepeat)
{
if (m_selectionCount)
{
std::string newStr(m_textStr.cbegin(), m_textStr.cbegin() + m_selectionStart);
utf8proc_uint8_t theChar[5] = {};
utf8proc_ssize_t sz = utf8proc_encode_char(charCode, theChar);
if (sz > 0)
newStr += (char*)theChar;
newStr.append(m_textStr.cbegin() + m_selectionStart + m_selectionCount, m_textStr.cend());
setText(newStr);
}
else
{
std::string newStr(m_textStr.cbegin(), m_textStr.cbegin() + m_cursorPos);
utf8proc_uint8_t theChar[5] = {};
utf8proc_ssize_t sz = utf8proc_encode_char(charCode, theChar);
if (sz > 0)
newStr += (char*)theChar;
newStr.append(m_textStr.cbegin() + m_cursorPos, m_textStr.cend());
setText(newStr);
}
}
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);
}
}
void TextField::think()
{
++m_cursorFrames;
}
void TextField::setActive(bool active)
{
m_active = active;
if (!active)
clearSelectionRange();
}
void TextField::setCursorPos(size_t pos)
{
clearSelectionRange();
m_cursorPos = std::min(pos, m_textStr.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_textStr.size()-1);
m_selectionCount = std::min(count, m_textStr.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)
@@ -146,7 +270,7 @@ void TextField::resized(const boo::SWindowRect& root, const boo::SWindowRect& su
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(SolidShaderVert) * 28);
m_bVertsBuf->load(m_verts, sizeof(m_verts));
m_nomWidth = width;
m_nomHeight = height;
@@ -163,6 +287,16 @@ void TextField::draw(boo::IGraphicsCommandQueue* 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);
}