222 lines
7.8 KiB
C++
222 lines
7.8 KiB
C++
/** @file
|
|
* @author Edouard DUPIN
|
|
* @copyright 2011, Edouard DUPIN, all right reserved
|
|
* @license MPL v2.0 (see license file)
|
|
*/
|
|
|
|
#include <ewol/widget/ColorBar.hpp>
|
|
|
|
#include <ewol/compositing/Drawing.hpp>
|
|
#include <ewol/widget/Manager.hpp>
|
|
|
|
#include <etk/Color.hpp>
|
|
|
|
ewol::widget::ColorBar::ColorBar() :
|
|
signalChange(this, "change", "Color value change"),
|
|
propertyValue(this, "color",
|
|
etk::color::black,
|
|
"Current color",
|
|
&ewol::widget::ColorBar::onChangePropertyValue) {
|
|
addObjectType("ewol::widget::ColorBar");
|
|
m_currentUserPos.setValue(0,0);
|
|
propertyCanFocus.setDirectCheck(true);
|
|
setMouseLimit(1);
|
|
}
|
|
|
|
ewol::widget::ColorBar::~ColorBar() {
|
|
|
|
}
|
|
|
|
|
|
void ewol::widget::ColorBar::calculateMinMaxSize() {
|
|
m_minSize.setValue(160, 80);
|
|
markToRedraw();
|
|
}
|
|
|
|
static etk::Color<> s_listColorWhite(0xFF, 0xFF, 0xFF, 0xFF);
|
|
static etk::Color<> s_listColorBlack(0x00, 0x00, 0x00, 0xFF);
|
|
#define NB_BAND_COLOR (6)
|
|
static etk::Color<> s_listColor[NB_BAND_COLOR+1] = {
|
|
etk::Color<>(0xFF, 0x00, 0x00, 0xFF),
|
|
etk::Color<>(0xFF, 0xFF, 0x00, 0xFF),
|
|
etk::Color<>(0x00, 0xFF, 0x00, 0xFF),
|
|
etk::Color<>(0x00, 0xFF, 0xFF, 0xFF),
|
|
etk::Color<>(0x00, 0x00, 0xFF, 0xFF),
|
|
etk::Color<>(0xFF, 0x00, 0xFF, 0xFF),
|
|
etk::Color<>(0xFF, 0x00, 0x00, 0xFF)};
|
|
|
|
|
|
void ewol::widget::ColorBar::onChangePropertyValue() {
|
|
propertyValue.getDirect().setA(0xFF);
|
|
// estimate the cursor position:
|
|
EWOL_TODO("Later when really needed ...");
|
|
}
|
|
|
|
void ewol::widget::ColorBar::onDraw() {
|
|
m_draw.draw();
|
|
}
|
|
|
|
|
|
void ewol::widget::ColorBar::onRegenerateDisplay() {
|
|
if (needRedraw() == true) {
|
|
return;
|
|
}
|
|
// clean the object list ...
|
|
m_draw.clear();
|
|
|
|
int32_t tmpSizeX = m_minSize.x();
|
|
int32_t tmpSizeY = m_minSize.y();
|
|
int32_t tmpOriginX = (m_size.x() - m_minSize.x()) / 2;
|
|
int32_t tmpOriginY = (m_size.y() - m_minSize.y()) / 2;
|
|
|
|
if (propertyFill->x() == true) {
|
|
tmpSizeX = m_size.x();
|
|
tmpOriginX = 0;
|
|
}
|
|
if (propertyFill->y() == true) {
|
|
tmpSizeY = m_size.y();
|
|
tmpOriginY = 0;
|
|
}
|
|
|
|
for(int32_t iii=0; iii<NB_BAND_COLOR ; iii++) {
|
|
/* Step 1 :
|
|
*
|
|
* **
|
|
* ****
|
|
* ******
|
|
* ********
|
|
*/
|
|
m_draw.setColor(s_listColorWhite);
|
|
m_draw.setPos(vec3(tmpOriginX + (iii)*(tmpSizeX/NB_BAND_COLOR), tmpOriginY, 0) );
|
|
m_draw.addVertex();
|
|
m_draw.setColor(s_listColor[iii+1]);
|
|
m_draw.setPos(vec3(tmpOriginX + (iii+1)*(tmpSizeX/NB_BAND_COLOR), tmpOriginY+tmpSizeY/2, 0) );
|
|
m_draw.addVertex();
|
|
m_draw.setColor(s_listColor[iii]);
|
|
m_draw.setPos(vec3(tmpOriginX + iii*(tmpSizeX/NB_BAND_COLOR), tmpOriginY+tmpSizeY/2, 0) );
|
|
m_draw.addVertex();
|
|
/* Step 2 :
|
|
* ********
|
|
* ******
|
|
* ****
|
|
* **
|
|
*
|
|
*/
|
|
m_draw.setColor(s_listColorWhite);
|
|
m_draw.setPos(vec3(tmpOriginX + iii*(tmpSizeX/NB_BAND_COLOR), tmpOriginY, 0) );
|
|
m_draw.addVertex();
|
|
m_draw.setColor(s_listColorWhite);
|
|
m_draw.setPos(vec3(tmpOriginX + (iii+1)*(tmpSizeX/NB_BAND_COLOR), tmpOriginY, 0) );
|
|
m_draw.addVertex();
|
|
m_draw.setColor(s_listColor[iii+1]);
|
|
m_draw.setPos(vec3(tmpOriginX + (iii+1)*(tmpSizeX/NB_BAND_COLOR), tmpOriginY+tmpSizeY/2, 0) );
|
|
m_draw.addVertex();
|
|
/* Step 3 :
|
|
*
|
|
* **
|
|
* ****
|
|
* ******
|
|
* ********
|
|
*/
|
|
m_draw.setColor(s_listColor[iii]);
|
|
m_draw.setPos(vec3(tmpOriginX + iii*(tmpSizeX/NB_BAND_COLOR), tmpOriginY+tmpSizeY/2, 0));
|
|
m_draw.addVertex();
|
|
m_draw.setColor(s_listColorBlack);
|
|
m_draw.setPos(vec3(tmpOriginX + (iii+1)*(tmpSizeX/NB_BAND_COLOR), tmpOriginY+tmpSizeY, 0));
|
|
m_draw.addVertex();
|
|
m_draw.setColor(s_listColorBlack);
|
|
m_draw.setPos(vec3(tmpOriginX + iii*(tmpSizeX/NB_BAND_COLOR), tmpOriginY+tmpSizeY, 0));
|
|
m_draw.addVertex();
|
|
/* Step 4 :
|
|
* ********
|
|
* ******
|
|
* ****
|
|
* **
|
|
*
|
|
*/
|
|
m_draw.setColor(s_listColor[iii]);
|
|
m_draw.setPos(vec3(tmpOriginX + iii*(tmpSizeX/NB_BAND_COLOR), tmpOriginY+tmpSizeY/2, 0));
|
|
m_draw.addVertex();
|
|
m_draw.setColor(s_listColor[iii+1]);
|
|
m_draw.setPos(vec3(tmpOriginX + (iii+1)*(tmpSizeX/NB_BAND_COLOR), tmpOriginY+tmpSizeY/2, 0));
|
|
m_draw.addVertex();
|
|
m_draw.setColor(s_listColorBlack);
|
|
m_draw.setPos(vec3(tmpOriginX + (iii+1)*(tmpSizeX/NB_BAND_COLOR), tmpOriginY+tmpSizeY, 0));
|
|
m_draw.addVertex();
|
|
}
|
|
if (m_currentUserPos.y() > 0.5) {
|
|
m_draw.setColor(etk::color::white);
|
|
} else {
|
|
m_draw.setColor(etk::color::black);
|
|
}
|
|
m_draw.setPos(vec3(m_currentUserPos.x()*m_size.x(), m_currentUserPos.y()*m_size.y(), 0) );
|
|
m_draw.setThickness(1);
|
|
m_draw.circle(3.0);
|
|
}
|
|
|
|
|
|
bool ewol::widget::ColorBar::onEventInput(const ewol::event::Input& _event) {
|
|
vec2 relativePos = relativePosition(_event.getPos());
|
|
//EWOL_DEBUG("Event on BT ...");
|
|
if (1 == _event.getId()) {
|
|
relativePos.setValue( std::avg(0.0f, m_size.x(),relativePos.x()),
|
|
std::avg(0.0f, m_size.y(),relativePos.y()) );
|
|
if( gale::key::status::pressSingle == _event.getStatus()
|
|
|| gale::key::status::move == _event.getStatus()) {
|
|
// nothing to do ...
|
|
m_currentUserPos.setValue( relativePos.x()/m_size.x(),
|
|
relativePos.y()/m_size.y() );
|
|
markToRedraw();
|
|
// == > try to estimate color
|
|
EWOL_VERBOSE("event on (" << relativePos.x() << "," << relativePos.y() << ")");
|
|
int32_t bandID = (int32_t)(relativePos.x()/(m_size.x()/6));
|
|
float localPos = relativePos.x() - (m_size.x()/6) * bandID;
|
|
float poroportionnalPos = localPos/(m_size.x()/6);
|
|
EWOL_VERBOSE("bandId=" << bandID << " relative pos=" << localPos);
|
|
etk::Color<> estimateColor = etk::color::white;
|
|
if (s_listColor[bandID].r() == s_listColor[bandID+1].r()) {
|
|
estimateColor.setR(s_listColor[bandID].r());
|
|
} else if (s_listColor[bandID].r() < s_listColor[bandID+1].r()) {
|
|
estimateColor.setR(s_listColor[bandID].r() + (s_listColor[bandID+1].r()-s_listColor[bandID].r())*poroportionnalPos);
|
|
} else {
|
|
estimateColor.setR(s_listColor[bandID+1].r() + (s_listColor[bandID].r()-s_listColor[bandID+1].r())*(1-poroportionnalPos));
|
|
}
|
|
if (s_listColor[bandID].g() == s_listColor[bandID+1].g()) {
|
|
estimateColor.setG(s_listColor[bandID].g());
|
|
} else if (s_listColor[bandID].g() < s_listColor[bandID+1].g()) {
|
|
estimateColor.setG(s_listColor[bandID].g() + (s_listColor[bandID+1].g()-s_listColor[bandID].g())*poroportionnalPos);
|
|
} else {
|
|
estimateColor.setG(s_listColor[bandID+1].g() + (s_listColor[bandID].g()-s_listColor[bandID+1].g())*(1-poroportionnalPos));
|
|
}
|
|
if (s_listColor[bandID].b() == s_listColor[bandID+1].b()) {
|
|
estimateColor.setB(s_listColor[bandID].b());
|
|
} else if (s_listColor[bandID].b() < s_listColor[bandID+1].b()) {
|
|
estimateColor.setB(s_listColor[bandID].b() + (s_listColor[bandID+1].b()-s_listColor[bandID].b())*poroportionnalPos);
|
|
} else {
|
|
estimateColor.setB(s_listColor[bandID+1].b() + (s_listColor[bandID].b()-s_listColor[bandID+1].b())*(1-poroportionnalPos));
|
|
}
|
|
// step 2 generate the white and black ...
|
|
if (m_currentUserPos.y() == 0.5) {
|
|
// nothing to do ... just get the current color ...
|
|
} else if (m_currentUserPos.y() < 0.5) {
|
|
float poroportionnalWhite = (0.5-m_currentUserPos.y())*2.0;
|
|
estimateColor.setR(estimateColor.r() + (0xFF-estimateColor.r())*poroportionnalWhite);
|
|
estimateColor.setG(estimateColor.g() + (0xFF-estimateColor.g())*poroportionnalWhite);
|
|
estimateColor.setB(estimateColor.b() + (0xFF-estimateColor.b())*poroportionnalWhite);
|
|
} else {
|
|
float poroportionnalBlack = (m_currentUserPos.y()-0.5)*2.0;
|
|
estimateColor.setR(estimateColor.r() - estimateColor.r()*poroportionnalBlack);
|
|
estimateColor.setG(estimateColor.g() - estimateColor.g()*poroportionnalBlack);
|
|
estimateColor.setB(estimateColor.b() - estimateColor.b()*poroportionnalBlack);
|
|
}
|
|
if(*propertyValue != estimateColor) {
|
|
propertyValue.set(estimateColor);
|
|
signalChange.emit(*propertyValue);
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|