void drawLines(struct NVGcontext* vg, float x, float y, float w, float h, float t)
{
int i, j;
float pad = 5.0f, s = w/9.0f - pad*2;
float pts[4*2], fx, fy;
int joins[3] = {NVG_MITER, NVG_ROUND, NVG_BEVEL};
int caps[3] = {NVG_BUTT, NVG_ROUND, NVG_SQUARE};
NVG_NOTUSED(h);
nvgSave(vg);
pts[0] = -s*0.25f + cosf(t*0.3f) * s*0.5f;
pts[1] = sinf(t*0.3f) * s*0.5f;
pts[2] = -s*0.25f;
pts[3] = 0;
pts[4] = s*0.25f;
pts[5] = 0;
pts[6] = s*0.25f + cosf(-t*0.3f) * s*0.5f;
pts[7] = sinf(-t*0.3f) * s*0.5f;
for (i = 0; i < 3; i++)
{
for (j = 0; j < 3; j++)
{
fx = x + s*0.5f + (i*3+j)/9.0f*w + pad;
fy = y - s*0.5f + pad;
nvgLineCap(vg, caps[i]);
nvgLineJoin(vg, joins[j]);
nvgStrokeWidth(vg, s*0.3f);
nvgStrokeColor(vg, nvgRGBA(0,0,0,160) );
nvgBeginPath(vg);
nvgMoveTo(vg, fx+pts[0], fy+pts[1]);
nvgLineTo(vg, fx+pts[2], fy+pts[3]);
nvgLineTo(vg, fx+pts[4], fy+pts[5]);
nvgLineTo(vg, fx+pts[6], fy+pts[7]);
nvgStroke(vg);
nvgLineCap(vg, NVG_BUTT);
nvgLineJoin(vg, NVG_BEVEL);
nvgStrokeWidth(vg, 1.0f);
nvgStrokeColor(vg, nvgRGBA(0,192,255,255) );
nvgBeginPath(vg);
nvgMoveTo(vg, fx+pts[0], fy+pts[1]);
nvgLineTo(vg, fx+pts[2], fy+pts[3]);
nvgLineTo(vg, fx+pts[4], fy+pts[5]);
nvgLineTo(vg, fx+pts[6], fy+pts[7]);
nvgStroke(vg);
}
}
nvgRestore(vg);
}
void drawCaps(struct NVGcontext* vg, float x, float y, float width)
{
int i;
int caps[3] = {NVG_BUTT, NVG_ROUND, NVG_SQUARE};
float lineWidth = 8.0f;
nvgSave(vg);
nvgBeginPath(vg);
nvgRect(vg, x-lineWidth/2, y, width+lineWidth, 40);
nvgFillColor(vg, nvgRGBA(255,255,255,32));
nvgFill(vg);
nvgBeginPath(vg);
nvgRect(vg, x, y, width, 40);
nvgFillColor(vg, nvgRGBA(255,255,255,32));
nvgFill(vg);
nvgStrokeWidth(vg, lineWidth);
for (i = 0; i < 3; i++) {
nvgLineCap(vg, caps[i]);
nvgStrokeColor(vg, nvgRGBA(0,0,0,255));
nvgBeginPath(vg);
nvgMoveTo(vg, x, y + i*10 + 5);
nvgLineTo(vg, x+width, y + i*10 + 5);
nvgStroke(vg);
}
nvgRestore(vg);
}
void VectorRenderer::preDraw(lmscalar a, lmscalar b, lmscalar c, lmscalar d, lmscalar e, lmscalar f) {
LOOM_PROFILE_SCOPE(vectorPreDraw);
nvgSave(nvg);
nvgTransform(nvg, (float) a, (float) b, (float) c, (float) d, (float) e, (float) f);
nvgLineCap(nvg, NVG_BUTT);
nvgLineJoin(nvg, NVG_ROUND);
currentTextFormat = VectorTextFormat::defaultFormat;
currentTextFormatAlpha = 1;
currentTextFormatApplied = false;
}
void NanoVG::setLineCap( int cap )
{
nvgLineCap( m_context(), cap );
}
JNIEXPORT void JNICALL Java_org_lwjgl_nanovg_NanoVG_nnvgLineCap(JNIEnv *__env, jclass clazz, jlong ctxAddress, jint cap) {
NVGcontext *ctx = (NVGcontext *)(intptr_t)ctxAddress;
UNUSED_PARAMS(__env, clazz)
nvgLineCap(ctx, cap);
}
void QNanoPainter::setLineCap(LineCap cap)
{
nvgLineCap(nvgCtx(), cap);
}
void Application::drawDebugUI() {
NVGcontext* nvg = context->nvgContext;
nvgBeginFrame(nvg, context->getScreenWidth(), context->getScreenHeight(),1.0f);
nvgResetScissor(nvg);
rootRegion.drawDebug(context.get());
Region* onTop = context->getOnTopRegion();
if (onTop != nullptr) {
onTop->drawDebug(context.get());
}
float cr = context->theme.CORNER_RADIUS;
if (context->getViewport().contains(context->cursorPosition)) {
nvgFontSize(nvg, 15);
nvgFontFaceId(nvg, context->getFontHandle(FontType::Bold));
/*
int alignment = 0;
if (context->cursorPosition.x < context->width() * 0.5f) {
alignment = NVG_ALIGN_LEFT;
} else {
alignment = NVG_ALIGN_RIGHT;
}
if (context->cursorPosition.y < context->height() * 0.5f) {
alignment |= NVG_ALIGN_TOP;
} else {
alignment |= NVG_ALIGN_BOTTOM;
}
std::string txt = MakeString() << std::setprecision(4) << " "
<< context->cursorPosition;
nvgTextAlign(nvg, alignment);
nvgFillColor(nvg, Color(0, 0, 0, 128));
if (context->hasFocus) {
drawText(nvg, context->cursorPosition, txt, FontStyle::Outline,
Color(255), Color(64, 64, 64));
}
*/
nvgTextAlign(nvg, NVG_ALIGN_TOP);
float yoffset = 5;
std::string txt = context->hasFocus ? "Window Has Focus" : "Window Lost Focus";
drawText(nvg, 5, yoffset, txt.c_str(), FontStyle::Outline, Color(255),
Color(64, 64, 64));
yoffset += 16;
if (context->mouseOverRegion != nullptr) {
txt = MakeString() << "Mouse Over ["
<< context->mouseOverRegion->name << "] "
<< context->cursorPosition;
drawText(nvg, 5, yoffset, txt.c_str(), FontStyle::Outline,
Color(255), Color(64, 64, 64));
yoffset += 16;
}
if (context->mouseDownRegion != nullptr) {
txt = MakeString() << "Mouse Down ["
<< context->mouseDownRegion->name << "] "
<< context->cursorDownPosition;
drawText(nvg, 5, yoffset, txt.c_str(), FontStyle::Outline,
Color(255), Color(64, 64, 64));
yoffset += 16;
}
if (context->mouseFocusRegion != nullptr) {
txt = MakeString() << "Mouse Focus ["
<< context->mouseFocusRegion->name << "]";
drawText(nvg, 5, yoffset, txt.c_str(), FontStyle::Outline,
Color(255), Color(64, 64, 64));
yoffset += 16;
}
if (context->onTopRegion != nullptr) {
txt =
MakeString() << "On Top [" << context->onTopRegion->name
<< ": "
<< (context->onTopRegion->isVisible() ?
"Visible" : "Hidden") << "]";
drawText(nvg, 5, yoffset, txt.c_str(), FontStyle::Outline,
Color(255), Color(64, 64, 64));
yoffset += 16;
}
if (context->leftMouseButton) {
txt = "Left Mouse Button Down";
drawText(nvg, 5, yoffset, txt.c_str(), FontStyle::Outline,
Color(255), Color(64, 64, 64));
yoffset += 16;
}
if (context->rightMouseButton) {
txt = "Right Mouse Button Down";
drawText(nvg, 5, yoffset, txt.c_str(), FontStyle::Outline,
Color(255), Color(64, 64, 64));
yoffset += 16;
}
if (context->hasFocus) {
nvgBeginPath(nvg);
nvgLineCap(nvg, NVG_ROUND);
nvgStrokeWidth(nvg, 2.0f);
nvgStrokeColor(nvg, Color(255, 255, 255, 255));
nvgMoveTo(nvg, context->cursorPosition.x - cr,
context->cursorPosition.y);
nvgLineTo(nvg, context->cursorPosition.x + cr,
context->cursorPosition.y);
nvgMoveTo(nvg, context->cursorPosition.x,
context->cursorPosition.y - cr);
nvgLineTo(nvg, context->cursorPosition.x,
context->cursorPosition.y + cr);
nvgStroke(nvg);
nvgBeginPath(nvg);
nvgFillColor(nvg, Color(255, 255, 255, 255));
nvgCircle(nvg, context->cursorPosition.x, context->cursorPosition.y,
3.0f);
nvgFill(nvg);
nvgBeginPath(nvg);
nvgFillColor(nvg, Color(255, 64, 32, 255));
nvgCircle(nvg, context->cursorPosition.x, context->cursorPosition.y,
1.5f);
nvgFill(nvg);
}
}
nvgEndFrame(nvg);
}
JNIEXPORT void JNICALL Java_firststep_internal_NVG_lineCap
(JNIEnv *e, jclass c, jlong ctx, jint cap)
{
nvgLineCap((NVGcontext*)ctx, cap);
}
void VectorRenderer::lineCaps(VectorLineCaps::Enum caps) {
nvgLineCap(nvg, caps);
}