int RenderCurses::render(Pagination* pagination, unsigned int pageNum, bool doBlit)
{
clc::Log::info("ocher.render.ncurses", "render page %u %u", pageNum, doBlit);
m_x = 0;
m_y = 0;
if (m_height) {
wclear(m_scr);
}
unsigned int layoutOffset;
unsigned int strOffset;
if (!pageNum) {
layoutOffset = 0;
strOffset = 0;
} else if (! pagination->get(pageNum-1, &layoutOffset, &strOffset)) {
// Previous page not already paginated?
// Perhaps at end of book?
clc::Log::error("ocher.renderer.ncurses", "page %u not found", pageNum);
return -1;
}
const unsigned int N = m_layout.size();
const char *raw = m_layout.data();
ASSERT(layoutOffset < N);
for (unsigned int i = layoutOffset; i < N; ) {
ASSERT(i+2 <= N);
uint16_t code = *(uint16_t*)(raw+i);
i += 2;
unsigned int opType = (code>>12)&0xf;
unsigned int op = (code>>8)&0xf;
unsigned int arg = code & 0xff;
switch (opType) {
case Layout::OpPushTextAttr:
clc::Log::debug("ocher.render.ncurses", "OpPushTextAttr");
switch (op) {
case Layout::AttrBold:
pushAttrs();
a[ai].b = 1;
if (doBlit)
applyAttrs(1);
break;
case Layout::AttrUnderline:
pushAttrs();
a[ai].ul = 1;
if (doBlit)
applyAttrs(1);
break;
case Layout::AttrItalics:
pushAttrs();
a[ai].em = 1;
if (doBlit)
applyAttrs(1);
break;
case Layout::AttrSizeRel:
pushAttrs();
break;
case Layout::AttrSizeAbs:
pushAttrs();
break;
default:
clc::Log::error("ocher.render.ncurses", "unknown OpPushTextAttr");
ASSERT(0);
break;
}
break;
case Layout::OpPushLineAttr:
clc::Log::debug("ocher.render.ncurses", "OpPushLineAttr");
switch (op) {
case Layout::LineJustifyLeft:
break;
case Layout::LineJustifyCenter:
break;
case Layout::LineJustifyFull:
break;
case Layout::LineJustifyRight:
break;
default:
clc::Log::error("ocher.render.ncurses", "unknown OpPushLineAttr");
ASSERT(0);
break;
}
break;
case Layout::OpCmd:
switch (op) {
case Layout::CmdPopAttr:
clc::Log::trace("ocher.render.ncurses", "OpCmd CmdPopAttr");
if (arg == 0)
arg = 1;
while (arg--)
popAttrs();
break;
case Layout::CmdOutputStr: {
clc::Log::trace("ocher.render.ncurses", "OpCmd CmdOutputStr");
ASSERT(i + sizeof(clc::Buffer*) <= N);
clc::Buffer *str = *(clc::Buffer**)(raw+i);
ASSERT(strOffset <= str->size());
int breakOffset = outputWrapped(str, strOffset, doBlit);
strOffset = 0;
if (breakOffset >= 0) {
pagination->set(pageNum, i-2, breakOffset);
if (doBlit) {
refreshCDKScreen(m_screen);
}
clc::Log::debug("ocher.renderer.ncurses", "page %u break", pageNum);
return 0;
}
i += sizeof(clc::Buffer*);
break;
}
case Layout::CmdForcePage:
clc::Log::trace("ocher.render.ncurses", "OpCmd CmdForcePage");
break;
default:
clc::Log::error("ocher.render.ncurses", "unknown OpCmd");
ASSERT(0);
break;
}
break;
case Layout::OpSpacing:
break;
case Layout::OpImage:
break;
default:
clc::Log::error("ocher.render.ncurses", "unknown op type");
ASSERT(0);
break;
};
}
clc::Log::debug("ocher.renderer.ncurses", "page %u done", pageNum);
refreshCDKScreen(m_screen);
return 1;
}
// TODO: speed stats
// TODO: faster: max_advance_width
int RenderFb::render(Pagination* pagination, unsigned int pageNum, bool doBlit)
{
clc::Log::info("ocher.renderer.fb", "render page %u %u", pageNum, doBlit);
m_penX = settings.marginLeft;
m_penY = settings.marginTop + g_ft->getAscender();
if (doBlit)
m_fb->clear();
unsigned int layoutOffset;
unsigned int strOffset;
if (!pageNum) {
layoutOffset = 0;
strOffset = 0;
} else if (! pagination->get(pageNum-1, &layoutOffset, &strOffset)) {
// Previous page not already paginated?
// Perhaps at end of book?
clc::Log::error("ocher.renderer.fb", "page %u not found", pageNum);
return -1;
}
const unsigned int N = m_layout.size();
const char *raw = m_layout.data();
Rect fullPage(0, 0, m_fb->width(), m_fb->height());
ASSERT(layoutOffset < N);
for (unsigned int i = layoutOffset; i < N; ) {
ASSERT(i+2 <= N);
uint16_t code = *(uint16_t*)(raw+i);
i += 2;
unsigned int opType = (code>>12)&0xf;
unsigned int op = (code>>8)&0xf;
unsigned int arg = code & 0xff;
switch (opType) {
case Layout::OpPushTextAttr:
clc::Log::trace("ocher.render.fb", "OpPushTextAttr");
switch (op) {
case Layout::AttrBold:
pushAttrs();
a[ai].b = 1;
break;
case Layout::AttrUnderline:
pushAttrs();
a[ai].ul = 1;
break;
case Layout::AttrItalics:
pushAttrs();
a[ai].em = 1;
break;
case Layout::AttrSizeRel:
pushAttrs();
clc::Log::debug("ocher.render.fb", "font rel %d", (int)arg);
a[ai].pts += (int)arg;
m_ft->setSize(a[ai].pts);
break;
case Layout::AttrSizeAbs:
pushAttrs();
clc::Log::debug("ocher.render.fb", "font abs %d", (int)arg);
a[ai].pts = (int)arg;
m_ft->setSize(a[ai].pts);
break;
default:
clc::Log::error("ocher.render.fb", "unknown OpPushTextAttr");
ASSERT(0);
break;
}
break;
case Layout::OpPushLineAttr:
clc::Log::debug("ocher.render.fb", "OpPushLineAttr");
switch (op) {
case Layout::LineJustifyLeft:
break;
case Layout::LineJustifyCenter:
break;
case Layout::LineJustifyFull:
break;
case Layout::LineJustifyRight:
break;
default:
clc::Log::error("ocher.render.fb", "unknown OpPushLineAttr");
ASSERT(0);
break;
}
break;
case Layout::OpCmd:
switch (op) {
case Layout::CmdPopAttr:
clc::Log::trace("ocher.render.fb", "OpCmd CmdPopAttr");
if (arg == 0)
arg = 1;
while (arg--)
popAttrs();
// TODO: only reset what has changed
clc::Log::debug("ocher.render.fb", "font pop %d", a[ai].pts);
m_ft->setSize(a[ai].pts);
break;
case Layout::CmdOutputStr: {
clc::Log::trace("ocher.render.fb", "OpCmd CmdOutputStr");
ASSERT(i + sizeof(clc::Buffer*) <= N);
clc::Buffer *str = *(clc::Buffer**)(raw+i);
ASSERT(strOffset <= str->size());
int breakOffset = outputWrapped(str, strOffset, doBlit);
strOffset = 0;
if (breakOffset >= 0) {
pagination->set(pageNum, i-2, breakOffset);
clc::Log::debug("ocher.renderer.fb", "page %u break", pageNum);
if (doBlit)
m_fb->update(&fullPage, false);
return 0;
}
i += sizeof(clc::Buffer*);
break;
}
case Layout::CmdForcePage:
clc::Log::trace("ocher.render.fb", "OpCmd CmdForcePage");
break;
default:
clc::Log::error("ocher.render.fb", "unknown OpCmd");
ASSERT(0);
break;
}
break;
case Layout::OpSpacing:
break;
case Layout::OpImage:
break;
default:
clc::Log::error("ocher.render.fb", "unknown op type");
ASSERT(0);
break;
};
}
clc::Log::debug("ocher.renderer.fb", "page %u done", pageNum);
if (doBlit)
m_fb->update(&fullPage, false);
return 1;
}
int RenderFb::render(unsigned int pageNum, bool doBlit)
{
m_penX = settings.marginLeft;
m_penY = settings.marginTop;
m_fb->clear();
unsigned int layoutOffset;
unsigned int strOffset;
if (!pageNum) {
layoutOffset = 0;
strOffset = 0;
} else if (! m_pagination.get(pageNum-1, &layoutOffset, &strOffset)) {
// Previous page not already paginated?
// Perhaps at end of book?
return -1;
}
const unsigned int N = m_layout.size();
const char *raw = m_layout.data();
ASSERT(layoutOffset < N);
for (unsigned int i = layoutOffset; i < N; ) {
ASSERT(i+2 <= N);
uint16_t code = *(uint16_t*)(raw+i);
i += 2;
unsigned int opType = (code>>12)&0xf;
unsigned int op = (code>>8)&0xf;
unsigned int arg = code & 0xff;
switch (opType) {
case Layout::OpPushTextAttr:
clc::Log::debug("ocher.render.fb", "OpPushTextAttr");
switch (op) {
case Layout::AttrBold:
pushAttrs();
a[ai].b = 1;
break;
case Layout::AttrUnderline:
pushAttrs();
a[ai].ul = 1;
break;
case Layout::AttrItalics:
pushAttrs();
a[ai].em = 1;
break;
case Layout::AttrSizeRel:
pushAttrs();
break;
case Layout::AttrSizeAbs:
pushAttrs();
break;
default:
clc::Log::error("ocher.render.fb", "unknown OpPushTextAttr");
ASSERT(0);
break;
}
break;
case Layout::OpPushLineAttr:
clc::Log::debug("ocher.render.fb", "OpPushLineAttr");
switch (op) {
case Layout::LineJustifyLeft:
break;
case Layout::LineJustifyCenter:
break;
case Layout::LineJustifyFull:
break;
case Layout::LineJustifyRight:
break;
default:
clc::Log::error("ocher.render.fb", "unknown OpPushLineAttr");
ASSERT(0);
break;
}
break;
case Layout::OpCmd:
switch (op) {
case Layout::CmdPopAttr:
clc::Log::debug("ocher.render.fb", "OpCmd CmdPopAttr");
if (arg == 0)
arg = 1;
while (arg--)
popAttrs();
break;
case Layout::CmdOutputStr: {
clc::Log::debug("ocher.render.fb", "OpCmd CmdOutputStr");
ASSERT(i + sizeof(clc::Buffer*) <= N);
clc::Buffer *str = *(clc::Buffer**)(raw+i);
ASSERT(strOffset <= str->size());
int breakOffset = outputWrapped(str, strOffset, doBlit);
strOffset = 0;
if (breakOffset >= 0) {
if (!doBlit) {
m_pagination.set(pageNum, i-2, breakOffset);
}
m_fb->update(0, 0, m_fb->width(), m_fb->height(), false); // DDD
return 0;
}
i += sizeof(clc::Buffer*);
break;
}
case Layout::CmdForcePage:
clc::Log::debug("ocher.render.fb", "OpCmd CmdForcePage");
break;
default:
clc::Log::error("ocher.render.fb", "unknown OpCmd");
ASSERT(0);
break;
}
break;
case Layout::OpSpacing:
break;
case Layout::OpImage:
break;
default:
clc::Log::error("ocher.render.fb", "unknown op type");
ASSERT(0);
break;
};
}
m_fb->update(0, 0, m_fb->width(), m_fb->height(), false); // DDD
return 1;
}
