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-rw-r--r--engines/sherlock/surface.cpp5
-rw-r--r--engines/sherlock/surface.h2
-rw-r--r--engines/sherlock/tattoo/tattoo.cpp6
-rw-r--r--engines/sherlock/tattoo/tattoo_user_interface.cpp57
-rw-r--r--engines/sherlock/tattoo/tattoo_user_interface.h9
5 files changed, 53 insertions, 26 deletions
diff --git a/engines/sherlock/surface.cpp b/engines/sherlock/surface.cpp
index 42194de7a3..9e84e290e7 100644
--- a/engines/sherlock/surface.cpp
+++ b/engines/sherlock/surface.cpp
@@ -299,9 +299,4 @@ void Surface::writeFancyString(const Common::String &str, const Common::Point &p
writeString(str, Common::Point(pt.x + 1, pt.y + 1), overrideColor2);
}
-void Surface::maskArea(const ImageFrame &src, const Common::Point &pt) {
- // TODO
- error("TODO: maskArea");
-}
-
} // End of namespace Sherlock
diff --git a/engines/sherlock/surface.h b/engines/sherlock/surface.h
index 38e3339617..dd1a199b1f 100644
--- a/engines/sherlock/surface.h
+++ b/engines/sherlock/surface.h
@@ -142,8 +142,6 @@ public:
void fill(uint16 color);
- void maskArea(const ImageFrame &src, const Common::Point &pt);
-
/**
* Clear the surface
*/
diff --git a/engines/sherlock/tattoo/tattoo.cpp b/engines/sherlock/tattoo/tattoo.cpp
index 920bef1a4c..aa8404f4da 100644
--- a/engines/sherlock/tattoo/tattoo.cpp
+++ b/engines/sherlock/tattoo/tattoo.cpp
@@ -89,11 +89,11 @@ void TattooEngine::startScene() {
case 53:
case 68:
// Load overlay mask(s) for the scene
- ui._mask = new ImageFile(Common::String::format("res%02d.msk", _scene->_goToScene));
+ ui._mask = _res->load(Common::String::format("res%02d.msk", _scene->_goToScene));
if (_scene->_goToScene == 8)
- ui._mask1 = new ImageFile("res08a.msk");
+ ui._mask1 = _res->load("res08a.msk");
else if (_scene->_goToScene == 18 || _scene->_goToScene == 68)
- ui._mask1 = new ImageFile("res08a.msk");
+ ui._mask1 = _res->load("res08a.msk");
break;
case OVERHEAD_MAP:
diff --git a/engines/sherlock/tattoo/tattoo_user_interface.cpp b/engines/sherlock/tattoo/tattoo_user_interface.cpp
index 731c215a27..751a462088 100644
--- a/engines/sherlock/tattoo/tattoo_user_interface.cpp
+++ b/engines/sherlock/tattoo/tattoo_user_interface.cpp
@@ -750,50 +750,77 @@ void TattooUserInterface::doBgAnimEraseBackground() {
void TattooUserInterface::drawMaskArea(bool mode) {
Scene &scene = *_vm->_scene;
- Screen &screen = *_vm->_screen;
int xp = mode ? _maskOffset.x : 0;
if (_mask != nullptr) {
switch (scene._currentScene) {
case 7:
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(_maskOffset.x - SHERLOCK_SCREEN_WIDTH, 110));
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(_maskOffset.x, 110));
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(_maskOffset.x + SHERLOCK_SCREEN_WIDTH, 110));
+ maskArea(*_mask, Common::Point(_maskOffset.x - SHERLOCK_SCREEN_WIDTH, 110));
+ maskArea(*_mask, Common::Point(_maskOffset.x, 110));
+ maskArea(*_mask, Common::Point(_maskOffset.x + SHERLOCK_SCREEN_WIDTH, 110));
break;
case 8:
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(_maskOffset.x - SHERLOCK_SCREEN_WIDTH, 180));
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(_maskOffset.x, 180));
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(_maskOffset.x + SHERLOCK_SCREEN_WIDTH, 180));
+ maskArea(*_mask, Common::Point(_maskOffset.x - SHERLOCK_SCREEN_WIDTH, 180));
+ maskArea(*_mask, Common::Point(_maskOffset.x, 180));
+ maskArea(*_mask, Common::Point(_maskOffset.x + SHERLOCK_SCREEN_WIDTH, 180));
if (!_vm->readFlags(880))
- screen._backBuffer1.maskArea((*_mask1)[0], Common::Point(940, 300));
+ maskArea(*_mask1, Common::Point(940, 300));
break;
case 18:
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(xp, 203));
+ maskArea(*_mask, Common::Point(xp, 203));
if (!_vm->readFlags(189))
- screen._backBuffer1.maskArea((*_mask1)[0], Common::Point(124 + xp, 239));
+ maskArea(*_mask1, Common::Point(124 + xp, 239));
break;
case 53:
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(_maskOffset.x, 110));
+ maskArea(*_mask, Common::Point(_maskOffset.x, 110));
if (mode)
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(_maskOffset.x - SHERLOCK_SCREEN_WIDTH, 110));
+ maskArea(*_mask, Common::Point(_maskOffset.x - SHERLOCK_SCREEN_WIDTH, 110));
break;
case 68:
- screen._backBuffer1.maskArea((*_mask)[0], Common::Point(xp, 203));
- screen._backBuffer1.maskArea((*_mask1)[0], Common::Point(124 + xp, 239));
+ maskArea(*_mask, Common::Point(xp, 203));
+ maskArea(*_mask1, Common::Point(124 + xp, 239));
break;
}
}
}
+void TattooUserInterface::maskArea(Common::SeekableReadStream &mask, const Common::Point &pt) {
+ Screen &screen = *_vm->_screen;
+ Surface &bb1 = screen._backBuffer1;
+ mask.seek(0);
+ int xSize = mask.readUint16LE();
+ int ySize = mask.readUint16LE();
+ int pixel, len, xp, yp;
+
+ for (yp = 0; yp < ySize; ++yp) {
+ byte *ptr = bb1.getBasePtr(pt.x, pt.y + yp);
+
+ for (xp = 0; xp < xSize;) {
+ // The mask data consists of pairs of pixel/lengths, where all non-zero pixels means that the
+ // given pixel on the back buffer is darkened (the mask pixel value isn't otherwise used)
+ pixel = mask.readByte();
+ len = mask.readByte();
+
+ for (; len > 0; --len, ++xp, ++ptr) {
+ if (pixel && (pt.x + xp) >= screen._currentScroll.x && (pt.x + xp) < (screen._currentScroll.x + SHERLOCK_SCREEN_WIDTH)) {
+ *ptr = _lookupTable1[*ptr];
+ }
+ }
+ }
+
+ assert(xp == xSize);
+ }
+}
+
void TattooUserInterface::makeBGArea(const Common::Rect &r) {
Screen &screen = *_vm->_screen;
for (int yp = r.top; yp < r.bottom; ++yp) {
- byte *ptr = screen._backBuffer1.getBasePtr(r.left, yp);
+ byte *ptr = screen._backBuffer1.getBasePtr(r.left + screen._currentScroll.x, yp);
for (int xp = r.left; xp < r.right; ++xp, ++ptr)
*ptr = _lookupTable[*ptr];
diff --git a/engines/sherlock/tattoo/tattoo_user_interface.h b/engines/sherlock/tattoo/tattoo_user_interface.h
index b16f91134b..56d895dbfd 100644
--- a/engines/sherlock/tattoo/tattoo_user_interface.h
+++ b/engines/sherlock/tattoo/tattoo_user_interface.h
@@ -103,7 +103,7 @@ public:
Common::KeyState _keyState;
Common::Point _lookPos;
ScrollHighlight _scrollHighlight;
- ImageFile *_mask, *_mask1;
+ Common::SeekableReadStream *_mask, *_mask1;
Common::Point _maskOffset;
int _maskCounter;
ImageFile *_interfaceImages;
@@ -181,6 +181,13 @@ public:
void drawMaskArea(bool mode);
/**
+ * Takes the data passed in the image and apply it to the surface at the given position.
+ * The src mask data is encoded with a different color for each item. To highlight one,
+ the runs that do not match the highlight number will be darkened
+ */
+ void maskArea(Common::SeekableReadStream &mask, const Common::Point &pt);
+
+ /**
* Translate a given area of the back buffer to greyscale shading
*/
void makeBGArea(const Common::Rect &r);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-14 19:47:28 +0000