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Use better widget for multiline strings in particle GUI

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Change-Id: I3ffc7736d96cd95c171b8f421ccd79d0055a983d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/212725
Auto-Submit: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
This commit is contained in:
Brian Osman 2019-05-08 10:41:42 -04:00 committed by Skia Commit-Bot
parent 3061d27351
commit 32d2490c43
1 changed files with 19 additions and 2 deletions
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21
tools/viewer/ParticlesSlide.cpp
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@ -43,6 +43,16 @@ static int InputTextCallback(ImGuiInputTextCallbackData* data) {
return 0;
}
static int count_lines(const SkString& s) {
int lines = 1;
for (size_t i = 0; i < s.size(); ++i) {
if (s[i] == '\n') {
++lines;
}
}
return lines;
}
class SkGuiVisitor : public SkFieldVisitor {
public:
SkGuiVisitor() {
@ -62,9 +72,16 @@ public:
}
void visit(const char* name, SkString& s) override {
if (fTreeStack.back()) {
int lines = count_lines(s);
ImGuiInputTextFlags flags = ImGuiInputTextFlags_CallbackResize;
ImGui::InputText(item(name), s.writable_str(), s.size() + 1, flags, InputTextCallback,
&s);
if (lines > 1) {
ImVec2 boxSize(-1.0f, ImGui::GetTextLineHeight() * (lines + 1));
ImGui::InputTextMultiline(item(name), s.writable_str(), s.size() + 1, boxSize,
flags, InputTextCallback, &s);
} else {
ImGui::InputText(item(name), s.writable_str(), s.size() + 1, flags,
InputTextCallback, &s);
}
}
}
void visit(const char* name, int& i, const EnumStringMapping* map, int count) override {